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FAILED: patch "[PATCH] ext4: fix incorrect punch max_end" failed to apply to 6.1-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 6.1-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.1.y git checkout FETCH_HEAD git cherry-pick -x 29ec9bed2395061350249ae356fb300dd82a78e7 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025062010-direction-exemption-5700@gregkh' --subject-prefix 'PATCH 6.1.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 29ec9bed2395061350249ae356fb300dd82a78e7 Mon Sep 17 00:00:00 2001 From: Zhang Yi <yi.zhang(a)huawei.com> Date: Tue, 6 May 2025 09:20:07 +0800 Subject: [PATCH] ext4: fix incorrect punch max_end For the extents based inodes, the maxbytes should be sb->s_maxbytes instead of sbi->s_bitmap_maxbytes. Additionally, for the calculation of max_end, the -sb->s_blocksize operation is necessary only for indirect-block based inodes. Correct the maxbytes and max_end value to correct the behavior of punch hole. Fixes: 2da376228a24 ("ext4: limit length to bitmap_maxbytes - blocksize in punch_hole") Signed-off-by: Zhang Yi <yi.zhang(a)huawei.com> Reviewed-by: Jan Kara <jack(a)suse.cz> Reviewed-by: Baokun Li <libaokun1(a)huawei.com> Link: https://patch.msgid.link/20250506012009.3896990-2-yi.zhang@huaweicloud.com Signed-off-by: Theodore Ts'o <tytso(a)mit.edu> Cc: stable(a)kernel.org diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 99f30b9cfe17..01038b4ecee0 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -4051,7 +4051,7 @@ int ext4_punch_hole(struct file *file, loff_t offset, loff_t length) struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; ext4_lblk_t start_lblk, end_lblk; - loff_t max_end = EXT4_SB(sb)->s_bitmap_maxbytes - sb->s_blocksize; + loff_t max_end = sb->s_maxbytes; loff_t end = offset + length; handle_t *handle; unsigned int credits; @@ -4060,14 +4060,20 @@ int ext4_punch_hole(struct file *file, loff_t offset, loff_t length) trace_ext4_punch_hole(inode, offset, length, 0); WARN_ON_ONCE(!inode_is_locked(inode)); + /* + * For indirect-block based inodes, make sure that the hole within + * one block before last range. + */ + if (!ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) + max_end = EXT4_SB(sb)->s_bitmap_maxbytes - sb->s_blocksize; + /* No need to punch hole beyond i_size */ if (offset >= inode->i_size || offset >= max_end) return 0; /* * If the hole extends beyond i_size, set the hole to end after - * the page that contains i_size, and also make sure that the hole - * within one block before last range. + * the page that contains i_size. */ if (end > inode->i_size) end = round_up(inode->i_size, PAGE_SIZE);

2 weeks, 3 days

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FAILED: patch "[PATCH] ext4: fix incorrect punch max_end" failed to apply to 5.15-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 5.15-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.15.y git checkout FETCH_HEAD git cherry-pick -x 29ec9bed2395061350249ae356fb300dd82a78e7 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025062010-lagoon-anatomy-8cbc@gregkh' --subject-prefix 'PATCH 5.15.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 29ec9bed2395061350249ae356fb300dd82a78e7 Mon Sep 17 00:00:00 2001 From: Zhang Yi <yi.zhang(a)huawei.com> Date: Tue, 6 May 2025 09:20:07 +0800 Subject: [PATCH] ext4: fix incorrect punch max_end For the extents based inodes, the maxbytes should be sb->s_maxbytes instead of sbi->s_bitmap_maxbytes. Additionally, for the calculation of max_end, the -sb->s_blocksize operation is necessary only for indirect-block based inodes. Correct the maxbytes and max_end value to correct the behavior of punch hole. Fixes: 2da376228a24 ("ext4: limit length to bitmap_maxbytes - blocksize in punch_hole") Signed-off-by: Zhang Yi <yi.zhang(a)huawei.com> Reviewed-by: Jan Kara <jack(a)suse.cz> Reviewed-by: Baokun Li <libaokun1(a)huawei.com> Link: https://patch.msgid.link/20250506012009.3896990-2-yi.zhang@huaweicloud.com Signed-off-by: Theodore Ts'o <tytso(a)mit.edu> Cc: stable(a)kernel.org diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 99f30b9cfe17..01038b4ecee0 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -4051,7 +4051,7 @@ int ext4_punch_hole(struct file *file, loff_t offset, loff_t length) struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; ext4_lblk_t start_lblk, end_lblk; - loff_t max_end = EXT4_SB(sb)->s_bitmap_maxbytes - sb->s_blocksize; + loff_t max_end = sb->s_maxbytes; loff_t end = offset + length; handle_t *handle; unsigned int credits; @@ -4060,14 +4060,20 @@ int ext4_punch_hole(struct file *file, loff_t offset, loff_t length) trace_ext4_punch_hole(inode, offset, length, 0); WARN_ON_ONCE(!inode_is_locked(inode)); + /* + * For indirect-block based inodes, make sure that the hole within + * one block before last range. + */ + if (!ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) + max_end = EXT4_SB(sb)->s_bitmap_maxbytes - sb->s_blocksize; + /* No need to punch hole beyond i_size */ if (offset >= inode->i_size || offset >= max_end) return 0; /* * If the hole extends beyond i_size, set the hole to end after - * the page that contains i_size, and also make sure that the hole - * within one block before last range. + * the page that contains i_size. */ if (end > inode->i_size) end = round_up(inode->i_size, PAGE_SIZE);

2 weeks, 3 days

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FAILED: patch "[PATCH] ext4: fix incorrect punch max_end" failed to apply to 6.6-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 6.6-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.6.y git checkout FETCH_HEAD git cherry-pick -x 29ec9bed2395061350249ae356fb300dd82a78e7 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025062009-circle-bulginess-3a5e@gregkh' --subject-prefix 'PATCH 6.6.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 29ec9bed2395061350249ae356fb300dd82a78e7 Mon Sep 17 00:00:00 2001 From: Zhang Yi <yi.zhang(a)huawei.com> Date: Tue, 6 May 2025 09:20:07 +0800 Subject: [PATCH] ext4: fix incorrect punch max_end For the extents based inodes, the maxbytes should be sb->s_maxbytes instead of sbi->s_bitmap_maxbytes. Additionally, for the calculation of max_end, the -sb->s_blocksize operation is necessary only for indirect-block based inodes. Correct the maxbytes and max_end value to correct the behavior of punch hole. Fixes: 2da376228a24 ("ext4: limit length to bitmap_maxbytes - blocksize in punch_hole") Signed-off-by: Zhang Yi <yi.zhang(a)huawei.com> Reviewed-by: Jan Kara <jack(a)suse.cz> Reviewed-by: Baokun Li <libaokun1(a)huawei.com> Link: https://patch.msgid.link/20250506012009.3896990-2-yi.zhang@huaweicloud.com Signed-off-by: Theodore Ts'o <tytso(a)mit.edu> Cc: stable(a)kernel.org diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 99f30b9cfe17..01038b4ecee0 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -4051,7 +4051,7 @@ int ext4_punch_hole(struct file *file, loff_t offset, loff_t length) struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; ext4_lblk_t start_lblk, end_lblk; - loff_t max_end = EXT4_SB(sb)->s_bitmap_maxbytes - sb->s_blocksize; + loff_t max_end = sb->s_maxbytes; loff_t end = offset + length; handle_t *handle; unsigned int credits; @@ -4060,14 +4060,20 @@ int ext4_punch_hole(struct file *file, loff_t offset, loff_t length) trace_ext4_punch_hole(inode, offset, length, 0); WARN_ON_ONCE(!inode_is_locked(inode)); + /* + * For indirect-block based inodes, make sure that the hole within + * one block before last range. + */ + if (!ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) + max_end = EXT4_SB(sb)->s_bitmap_maxbytes - sb->s_blocksize; + /* No need to punch hole beyond i_size */ if (offset >= inode->i_size || offset >= max_end) return 0; /* * If the hole extends beyond i_size, set the hole to end after - * the page that contains i_size, and also make sure that the hole - * within one block before last range. + * the page that contains i_size. */ if (end > inode->i_size) end = round_up(inode->i_size, PAGE_SIZE);

2 weeks, 3 days

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FAILED: patch "[PATCH] ext4: fix incorrect punch max_end" failed to apply to 6.12-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 6.12-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.12.y git checkout FETCH_HEAD git cherry-pick -x 29ec9bed2395061350249ae356fb300dd82a78e7 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025062009-junior-thriving-f882@gregkh' --subject-prefix 'PATCH 6.12.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 29ec9bed2395061350249ae356fb300dd82a78e7 Mon Sep 17 00:00:00 2001 From: Zhang Yi <yi.zhang(a)huawei.com> Date: Tue, 6 May 2025 09:20:07 +0800 Subject: [PATCH] ext4: fix incorrect punch max_end For the extents based inodes, the maxbytes should be sb->s_maxbytes instead of sbi->s_bitmap_maxbytes. Additionally, for the calculation of max_end, the -sb->s_blocksize operation is necessary only for indirect-block based inodes. Correct the maxbytes and max_end value to correct the behavior of punch hole. Fixes: 2da376228a24 ("ext4: limit length to bitmap_maxbytes - blocksize in punch_hole") Signed-off-by: Zhang Yi <yi.zhang(a)huawei.com> Reviewed-by: Jan Kara <jack(a)suse.cz> Reviewed-by: Baokun Li <libaokun1(a)huawei.com> Link: https://patch.msgid.link/20250506012009.3896990-2-yi.zhang@huaweicloud.com Signed-off-by: Theodore Ts'o <tytso(a)mit.edu> Cc: stable(a)kernel.org diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 99f30b9cfe17..01038b4ecee0 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -4051,7 +4051,7 @@ int ext4_punch_hole(struct file *file, loff_t offset, loff_t length) struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; ext4_lblk_t start_lblk, end_lblk; - loff_t max_end = EXT4_SB(sb)->s_bitmap_maxbytes - sb->s_blocksize; + loff_t max_end = sb->s_maxbytes; loff_t end = offset + length; handle_t *handle; unsigned int credits; @@ -4060,14 +4060,20 @@ int ext4_punch_hole(struct file *file, loff_t offset, loff_t length) trace_ext4_punch_hole(inode, offset, length, 0); WARN_ON_ONCE(!inode_is_locked(inode)); + /* + * For indirect-block based inodes, make sure that the hole within + * one block before last range. + */ + if (!ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) + max_end = EXT4_SB(sb)->s_bitmap_maxbytes - sb->s_blocksize; + /* No need to punch hole beyond i_size */ if (offset >= inode->i_size || offset >= max_end) return 0; /* * If the hole extends beyond i_size, set the hole to end after - * the page that contains i_size, and also make sure that the hole - * within one block before last range. + * the page that contains i_size. */ if (end > inode->i_size) end = round_up(inode->i_size, PAGE_SIZE);

2 weeks, 3 days

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FAILED: patch "[PATCH] can: tcan4x5x: fix power regulator retrieval during probe" failed to apply to 5.10-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 5.10-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.10.y git checkout FETCH_HEAD git cherry-pick -x db22720545207f734aaa9d9f71637bfc8b0155e0 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025062010-scarf-shopper-8220@gregkh' --subject-prefix 'PATCH 5.10.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From db22720545207f734aaa9d9f71637bfc8b0155e0 Mon Sep 17 00:00:00 2001 From: Brett Werling <brett.werling(a)garmin.com> Date: Thu, 12 Jun 2025 14:18:25 -0500 Subject: [PATCH] can: tcan4x5x: fix power regulator retrieval during probe Fixes the power regulator retrieval in tcan4x5x_can_probe() by ensuring the regulator pointer is not set to NULL in the successful return from devm_regulator_get_optional(). Fixes: 3814ca3a10be ("can: tcan4x5x: tcan4x5x_can_probe(): turn on the power before parsing the config") Signed-off-by: Brett Werling <brett.werling(a)garmin.com> Link: https://patch.msgid.link/20250612191825.3646364-1-brett.werling@garmin.com Cc: stable(a)vger.kernel.org Signed-off-by: Marc Kleine-Budde <mkl(a)pengutronix.de> diff --git a/drivers/net/can/m_can/tcan4x5x-core.c b/drivers/net/can/m_can/tcan4x5x-core.c index e5c162f8c589..8edaa339d590 100644 --- a/drivers/net/can/m_can/tcan4x5x-core.c +++ b/drivers/net/can/m_can/tcan4x5x-core.c @@ -411,10 +411,11 @@ static int tcan4x5x_can_probe(struct spi_device *spi) priv = cdev_to_priv(mcan_class); priv->power = devm_regulator_get_optional(&spi->dev, "vsup"); - if (PTR_ERR(priv->power) == -EPROBE_DEFER) { - ret = -EPROBE_DEFER; - goto out_m_can_class_free_dev; - } else { + if (IS_ERR(priv->power)) { + if (PTR_ERR(priv->power) == -EPROBE_DEFER) { + ret = -EPROBE_DEFER; + goto out_m_can_class_free_dev; + } priv->power = NULL; }

2 weeks, 4 days

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FAILED: patch "[PATCH] bus: mhi: ep: Update read pointer only after buffer is" failed to apply to 6.1-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 6.1-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.1.y git checkout FETCH_HEAD git cherry-pick -x 6f18d174b73d0ceeaa341f46c0986436b3aefc9a # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025062038-browbeat-unusable-6825@gregkh' --subject-prefix 'PATCH 6.1.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 6f18d174b73d0ceeaa341f46c0986436b3aefc9a Mon Sep 17 00:00:00 2001 From: Sumit Kumar <quic_sumk(a)quicinc.com> Date: Wed, 9 Apr 2025 16:17:43 +0530 Subject: [PATCH] bus: mhi: ep: Update read pointer only after buffer is written Inside mhi_ep_ring_add_element, the read pointer (rd_offset) is updated before the buffer is written, potentially causing race conditions where the host sees an updated read pointer before the buffer is actually written. Updating rd_offset prematurely can lead to the host accessing an uninitialized or incomplete element, resulting in data corruption. Invoke the buffer write before updating rd_offset to ensure the element is fully written before signaling its availability. Fixes: bbdcba57a1a2 ("bus: mhi: ep: Add support for ring management") cc: stable(a)vger.kernel.org Co-developed-by: Youssef Samir <quic_yabdulra(a)quicinc.com> Signed-off-by: Youssef Samir <quic_yabdulra(a)quicinc.com> Signed-off-by: Sumit Kumar <quic_sumk(a)quicinc.com> Reviewed-by: Jeff Hugo <jeff.hugo(a)oss.qualcomm.com> Reviewed-by: Krishna Chaitanya Chundru <krishna.chundru(a)oss.qualcomm.com> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam(a)linaro.org> Link: https://patch.msgid.link/20250409-rp_fix-v1-1-8cf1fa22ed28@quicinc.com Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam(a)linaro.org> diff --git a/drivers/bus/mhi/ep/ring.c b/drivers/bus/mhi/ep/ring.c index aeb53b2c34a8..26357ee68dee 100644 --- a/drivers/bus/mhi/ep/ring.c +++ b/drivers/bus/mhi/ep/ring.c @@ -131,19 +131,23 @@ int mhi_ep_ring_add_element(struct mhi_ep_ring *ring, struct mhi_ring_element *e } old_offset = ring->rd_offset; - mhi_ep_ring_inc_index(ring); dev_dbg(dev, "Adding an element to ring at offset (%zu)\n", ring->rd_offset); + buf_info.host_addr = ring->rbase + (old_offset * sizeof(*el)); + buf_info.dev_addr = el; + buf_info.size = sizeof(*el); + + ret = mhi_cntrl->write_sync(mhi_cntrl, &buf_info); + if (ret) + return ret; + + mhi_ep_ring_inc_index(ring); /* Update rp in ring context */ rp = cpu_to_le64(ring->rd_offset * sizeof(*el) + ring->rbase); memcpy_toio((void __iomem *) &ring->ring_ctx->generic.rp, &rp, sizeof(u64)); - buf_info.host_addr = ring->rbase + (old_offset * sizeof(*el)); - buf_info.dev_addr = el; - buf_info.size = sizeof(*el); - - return mhi_cntrl->write_sync(mhi_cntrl, &buf_info); + return ret; } void mhi_ep_ring_init(struct mhi_ep_ring *ring, enum mhi_ep_ring_type type, u32 id)

2 weeks, 4 days

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FAILED: patch "[PATCH] ASoC: codecs: wcd9335: Fix missing free of regulator supplies" failed to apply to 5.10-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 5.10-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.10.y git checkout FETCH_HEAD git cherry-pick -x 9079db287fc3e38e040b0edeb0a25770bb679c8e # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025062009-unwilling-smilingly-1077@gregkh' --subject-prefix 'PATCH 5.10.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 9079db287fc3e38e040b0edeb0a25770bb679c8e Mon Sep 17 00:00:00 2001 From: Krzysztof Kozlowski <krzysztof.kozlowski(a)linaro.org> Date: Mon, 26 May 2025 11:47:01 +0200 Subject: [PATCH] ASoC: codecs: wcd9335: Fix missing free of regulator supplies Driver gets and enables all regulator supplies in probe path (wcd9335_parse_dt() and wcd9335_power_on_reset()), but does not cleanup in final error paths and in unbind (missing remove() callback). This leads to leaked memory and unbalanced regulator enable count during probe errors or unbind. Fix this by converting entire code into devm_regulator_bulk_get_enable() which also greatly simplifies the code. Fixes: 20aedafdf492 ("ASoC: wcd9335: add support to wcd9335 codec") Cc: stable(a)vger.kernel.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski(a)linaro.org> Link: https://patch.msgid.link/20250526-b4-b4-asoc-wcd9395-vdd-px-fixes-v1-1-0b8a… Signed-off-by: Mark Brown <broonie(a)kernel.org> diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c index 8ee4360aff92..5e19e813748d 100644 --- a/sound/soc/codecs/wcd9335.c +++ b/sound/soc/codecs/wcd9335.c @@ -332,7 +332,6 @@ struct wcd9335_codec { int intr1; struct gpio_desc *reset_gpio; - struct regulator_bulk_data supplies[WCD9335_MAX_SUPPLY]; unsigned int rx_port_value[WCD9335_RX_MAX]; unsigned int tx_port_value[WCD9335_TX_MAX]; @@ -355,6 +354,10 @@ struct wcd9335_irq { char *name; }; +static const char * const wcd9335_supplies[] = { + "vdd-buck", "vdd-buck-sido", "vdd-tx", "vdd-rx", "vdd-io", +}; + static const struct wcd9335_slim_ch wcd9335_tx_chs[WCD9335_TX_MAX] = { WCD9335_SLIM_TX_CH(0), WCD9335_SLIM_TX_CH(1), @@ -4989,30 +4992,16 @@ static int wcd9335_parse_dt(struct wcd9335_codec *wcd) if (IS_ERR(wcd->native_clk)) return dev_err_probe(dev, PTR_ERR(wcd->native_clk), "slimbus clock not found\n"); - wcd->supplies[0].supply = "vdd-buck"; - wcd->supplies[1].supply = "vdd-buck-sido"; - wcd->supplies[2].supply = "vdd-tx"; - wcd->supplies[3].supply = "vdd-rx"; - wcd->supplies[4].supply = "vdd-io"; - - ret = regulator_bulk_get(dev, WCD9335_MAX_SUPPLY, wcd->supplies); + ret = devm_regulator_bulk_get_enable(dev, ARRAY_SIZE(wcd9335_supplies), + wcd9335_supplies); if (ret) - return dev_err_probe(dev, ret, "Failed to get supplies\n"); + return dev_err_probe(dev, ret, "Failed to get and enable supplies\n"); return 0; } static int wcd9335_power_on_reset(struct wcd9335_codec *wcd) { - struct device *dev = wcd->dev; - int ret; - - ret = regulator_bulk_enable(WCD9335_MAX_SUPPLY, wcd->supplies); - if (ret) { - dev_err(dev, "Failed to get supplies: err = %d\n", ret); - return ret; - } - /* * For WCD9335, it takes about 600us for the Vout_A and * Vout_D to be ready after BUCK_SIDO is powered up.

2 weeks, 4 days

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FAILED: patch "[PATCH] ASoC: codecs: wcd9335: Fix missing free of regulator supplies" failed to apply to 5.4-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 5.4-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.4.y git checkout FETCH_HEAD git cherry-pick -x 9079db287fc3e38e040b0edeb0a25770bb679c8e # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025062009-giblet-startling-04da@gregkh' --subject-prefix 'PATCH 5.4.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 9079db287fc3e38e040b0edeb0a25770bb679c8e Mon Sep 17 00:00:00 2001 From: Krzysztof Kozlowski <krzysztof.kozlowski(a)linaro.org> Date: Mon, 26 May 2025 11:47:01 +0200 Subject: [PATCH] ASoC: codecs: wcd9335: Fix missing free of regulator supplies Driver gets and enables all regulator supplies in probe path (wcd9335_parse_dt() and wcd9335_power_on_reset()), but does not cleanup in final error paths and in unbind (missing remove() callback). This leads to leaked memory and unbalanced regulator enable count during probe errors or unbind. Fix this by converting entire code into devm_regulator_bulk_get_enable() which also greatly simplifies the code. Fixes: 20aedafdf492 ("ASoC: wcd9335: add support to wcd9335 codec") Cc: stable(a)vger.kernel.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski(a)linaro.org> Link: https://patch.msgid.link/20250526-b4-b4-asoc-wcd9395-vdd-px-fixes-v1-1-0b8a… Signed-off-by: Mark Brown <broonie(a)kernel.org> diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c index 8ee4360aff92..5e19e813748d 100644 --- a/sound/soc/codecs/wcd9335.c +++ b/sound/soc/codecs/wcd9335.c @@ -332,7 +332,6 @@ struct wcd9335_codec { int intr1; struct gpio_desc *reset_gpio; - struct regulator_bulk_data supplies[WCD9335_MAX_SUPPLY]; unsigned int rx_port_value[WCD9335_RX_MAX]; unsigned int tx_port_value[WCD9335_TX_MAX]; @@ -355,6 +354,10 @@ struct wcd9335_irq { char *name; }; +static const char * const wcd9335_supplies[] = { + "vdd-buck", "vdd-buck-sido", "vdd-tx", "vdd-rx", "vdd-io", +}; + static const struct wcd9335_slim_ch wcd9335_tx_chs[WCD9335_TX_MAX] = { WCD9335_SLIM_TX_CH(0), WCD9335_SLIM_TX_CH(1), @@ -4989,30 +4992,16 @@ static int wcd9335_parse_dt(struct wcd9335_codec *wcd) if (IS_ERR(wcd->native_clk)) return dev_err_probe(dev, PTR_ERR(wcd->native_clk), "slimbus clock not found\n"); - wcd->supplies[0].supply = "vdd-buck"; - wcd->supplies[1].supply = "vdd-buck-sido"; - wcd->supplies[2].supply = "vdd-tx"; - wcd->supplies[3].supply = "vdd-rx"; - wcd->supplies[4].supply = "vdd-io"; - - ret = regulator_bulk_get(dev, WCD9335_MAX_SUPPLY, wcd->supplies); + ret = devm_regulator_bulk_get_enable(dev, ARRAY_SIZE(wcd9335_supplies), + wcd9335_supplies); if (ret) - return dev_err_probe(dev, ret, "Failed to get supplies\n"); + return dev_err_probe(dev, ret, "Failed to get and enable supplies\n"); return 0; } static int wcd9335_power_on_reset(struct wcd9335_codec *wcd) { - struct device *dev = wcd->dev; - int ret; - - ret = regulator_bulk_enable(WCD9335_MAX_SUPPLY, wcd->supplies); - if (ret) { - dev_err(dev, "Failed to get supplies: err = %d\n", ret); - return ret; - } - /* * For WCD9335, it takes about 600us for the Vout_A and * Vout_D to be ready after BUCK_SIDO is powered up.

2 weeks, 4 days

1
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0 0

FAILED: patch "[PATCH] ASoC: codecs: wcd9335: Fix missing free of regulator supplies" failed to apply to 6.6-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 6.6-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.6.y git checkout FETCH_HEAD git cherry-pick -x 9079db287fc3e38e040b0edeb0a25770bb679c8e # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025062007-distaste-suffix-3de3@gregkh' --subject-prefix 'PATCH 6.6.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 9079db287fc3e38e040b0edeb0a25770bb679c8e Mon Sep 17 00:00:00 2001 From: Krzysztof Kozlowski <krzysztof.kozlowski(a)linaro.org> Date: Mon, 26 May 2025 11:47:01 +0200 Subject: [PATCH] ASoC: codecs: wcd9335: Fix missing free of regulator supplies Driver gets and enables all regulator supplies in probe path (wcd9335_parse_dt() and wcd9335_power_on_reset()), but does not cleanup in final error paths and in unbind (missing remove() callback). This leads to leaked memory and unbalanced regulator enable count during probe errors or unbind. Fix this by converting entire code into devm_regulator_bulk_get_enable() which also greatly simplifies the code. Fixes: 20aedafdf492 ("ASoC: wcd9335: add support to wcd9335 codec") Cc: stable(a)vger.kernel.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski(a)linaro.org> Link: https://patch.msgid.link/20250526-b4-b4-asoc-wcd9395-vdd-px-fixes-v1-1-0b8a… Signed-off-by: Mark Brown <broonie(a)kernel.org> diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c index 8ee4360aff92..5e19e813748d 100644 --- a/sound/soc/codecs/wcd9335.c +++ b/sound/soc/codecs/wcd9335.c @@ -332,7 +332,6 @@ struct wcd9335_codec { int intr1; struct gpio_desc *reset_gpio; - struct regulator_bulk_data supplies[WCD9335_MAX_SUPPLY]; unsigned int rx_port_value[WCD9335_RX_MAX]; unsigned int tx_port_value[WCD9335_TX_MAX]; @@ -355,6 +354,10 @@ struct wcd9335_irq { char *name; }; +static const char * const wcd9335_supplies[] = { + "vdd-buck", "vdd-buck-sido", "vdd-tx", "vdd-rx", "vdd-io", +}; + static const struct wcd9335_slim_ch wcd9335_tx_chs[WCD9335_TX_MAX] = { WCD9335_SLIM_TX_CH(0), WCD9335_SLIM_TX_CH(1), @@ -4989,30 +4992,16 @@ static int wcd9335_parse_dt(struct wcd9335_codec *wcd) if (IS_ERR(wcd->native_clk)) return dev_err_probe(dev, PTR_ERR(wcd->native_clk), "slimbus clock not found\n"); - wcd->supplies[0].supply = "vdd-buck"; - wcd->supplies[1].supply = "vdd-buck-sido"; - wcd->supplies[2].supply = "vdd-tx"; - wcd->supplies[3].supply = "vdd-rx"; - wcd->supplies[4].supply = "vdd-io"; - - ret = regulator_bulk_get(dev, WCD9335_MAX_SUPPLY, wcd->supplies); + ret = devm_regulator_bulk_get_enable(dev, ARRAY_SIZE(wcd9335_supplies), + wcd9335_supplies); if (ret) - return dev_err_probe(dev, ret, "Failed to get supplies\n"); + return dev_err_probe(dev, ret, "Failed to get and enable supplies\n"); return 0; } static int wcd9335_power_on_reset(struct wcd9335_codec *wcd) { - struct device *dev = wcd->dev; - int ret; - - ret = regulator_bulk_enable(WCD9335_MAX_SUPPLY, wcd->supplies); - if (ret) { - dev_err(dev, "Failed to get supplies: err = %d\n", ret); - return ret; - } - /* * For WCD9335, it takes about 600us for the Vout_A and * Vout_D to be ready after BUCK_SIDO is powered up.

2 weeks, 4 days

1
0
0 0

FAILED: patch "[PATCH] ASoC: codecs: wcd9335: Fix missing free of regulator supplies" failed to apply to 6.1-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 6.1-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.1.y git checkout FETCH_HEAD git cherry-pick -x 9079db287fc3e38e040b0edeb0a25770bb679c8e # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025062008-snowiness-ditch-cae7@gregkh' --subject-prefix 'PATCH 6.1.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 9079db287fc3e38e040b0edeb0a25770bb679c8e Mon Sep 17 00:00:00 2001 From: Krzysztof Kozlowski <krzysztof.kozlowski(a)linaro.org> Date: Mon, 26 May 2025 11:47:01 +0200 Subject: [PATCH] ASoC: codecs: wcd9335: Fix missing free of regulator supplies Driver gets and enables all regulator supplies in probe path (wcd9335_parse_dt() and wcd9335_power_on_reset()), but does not cleanup in final error paths and in unbind (missing remove() callback). This leads to leaked memory and unbalanced regulator enable count during probe errors or unbind. Fix this by converting entire code into devm_regulator_bulk_get_enable() which also greatly simplifies the code. Fixes: 20aedafdf492 ("ASoC: wcd9335: add support to wcd9335 codec") Cc: stable(a)vger.kernel.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski(a)linaro.org> Link: https://patch.msgid.link/20250526-b4-b4-asoc-wcd9395-vdd-px-fixes-v1-1-0b8a… Signed-off-by: Mark Brown <broonie(a)kernel.org> diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c index 8ee4360aff92..5e19e813748d 100644 --- a/sound/soc/codecs/wcd9335.c +++ b/sound/soc/codecs/wcd9335.c @@ -332,7 +332,6 @@ struct wcd9335_codec { int intr1; struct gpio_desc *reset_gpio; - struct regulator_bulk_data supplies[WCD9335_MAX_SUPPLY]; unsigned int rx_port_value[WCD9335_RX_MAX]; unsigned int tx_port_value[WCD9335_TX_MAX]; @@ -355,6 +354,10 @@ struct wcd9335_irq { char *name; }; +static const char * const wcd9335_supplies[] = { + "vdd-buck", "vdd-buck-sido", "vdd-tx", "vdd-rx", "vdd-io", +}; + static const struct wcd9335_slim_ch wcd9335_tx_chs[WCD9335_TX_MAX] = { WCD9335_SLIM_TX_CH(0), WCD9335_SLIM_TX_CH(1), @@ -4989,30 +4992,16 @@ static int wcd9335_parse_dt(struct wcd9335_codec *wcd) if (IS_ERR(wcd->native_clk)) return dev_err_probe(dev, PTR_ERR(wcd->native_clk), "slimbus clock not found\n"); - wcd->supplies[0].supply = "vdd-buck"; - wcd->supplies[1].supply = "vdd-buck-sido"; - wcd->supplies[2].supply = "vdd-tx"; - wcd->supplies[3].supply = "vdd-rx"; - wcd->supplies[4].supply = "vdd-io"; - - ret = regulator_bulk_get(dev, WCD9335_MAX_SUPPLY, wcd->supplies); + ret = devm_regulator_bulk_get_enable(dev, ARRAY_SIZE(wcd9335_supplies), + wcd9335_supplies); if (ret) - return dev_err_probe(dev, ret, "Failed to get supplies\n"); + return dev_err_probe(dev, ret, "Failed to get and enable supplies\n"); return 0; } static int wcd9335_power_on_reset(struct wcd9335_codec *wcd) { - struct device *dev = wcd->dev; - int ret; - - ret = regulator_bulk_enable(WCD9335_MAX_SUPPLY, wcd->supplies); - if (ret) { - dev_err(dev, "Failed to get supplies: err = %d\n", ret); - return ret; - } - /* * For WCD9335, it takes about 600us for the Vout_A and * Vout_D to be ready after BUCK_SIDO is powered up.

2 weeks, 4 days

1
0
0 0

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