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FAILED: patch "[PATCH] usb: dwc3: keep susphy enabled during exit to avoid" 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 e1003aa7ec9eccdde4c926bd64ef42816ad55f25 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025122911-secrecy-pedometer-eaa0@gregkh' --subject-prefix 'PATCH 6.1.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From e1003aa7ec9eccdde4c926bd64ef42816ad55f25 Mon Sep 17 00:00:00 2001 From: Udipto Goswami <udipto.goswami(a)oss.qualcomm.com> Date: Wed, 26 Nov 2025 11:12:21 +0530 Subject: [PATCH] usb: dwc3: keep susphy enabled during exit to avoid controller faults On some platforms, switching USB roles from host to device can trigger controller faults due to premature PHY power-down. This occurs when the PHY is disabled too early during teardown, causing synchronization issues between the PHY and controller. Keep susphy enabled during dwc3_host_exit() and dwc3_gadget_exit() ensures the PHY remains in a low-power state capable of handling required commands during role switch. Cc: stable <stable(a)kernel.org> Fixes: 6d735722063a ("usb: dwc3: core: Prevent phy suspend during init") Suggested-by: Thinh Nguyen <Thinh.Nguyen(a)synopsys.com> Signed-off-by: Udipto Goswami <udipto.goswami(a)oss.qualcomm.com> Acked-by: Thinh Nguyen <Thinh.Nguyen(a)synopsys.com> Link: https://patch.msgid.link/20251126054221.120638-1-udipto.goswami@oss.qualcom… Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index bc3fe31638b9..8a35a6901db7 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -4826,7 +4826,7 @@ void dwc3_gadget_exit(struct dwc3 *dwc) if (!dwc->gadget) return; - dwc3_enable_susphy(dwc, false); + dwc3_enable_susphy(dwc, true); usb_del_gadget(dwc->gadget); dwc3_gadget_free_endpoints(dwc); usb_put_gadget(dwc->gadget); diff --git a/drivers/usb/dwc3/host.c b/drivers/usb/dwc3/host.c index cf6512ed17a6..96b588bd08cd 100644 --- a/drivers/usb/dwc3/host.c +++ b/drivers/usb/dwc3/host.c @@ -227,7 +227,7 @@ void dwc3_host_exit(struct dwc3 *dwc) if (dwc->sys_wakeup) device_init_wakeup(&dwc->xhci->dev, false); - dwc3_enable_susphy(dwc, false); + dwc3_enable_susphy(dwc, true); platform_device_unregister(dwc->xhci); dwc->xhci = NULL; }

11 hours, 34 minutes

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FAILED: patch "[PATCH] usb: dwc3: keep susphy enabled during exit to avoid" 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 e1003aa7ec9eccdde4c926bd64ef42816ad55f25 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025122911-punctual-slapping-497e@gregkh' --subject-prefix 'PATCH 5.15.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From e1003aa7ec9eccdde4c926bd64ef42816ad55f25 Mon Sep 17 00:00:00 2001 From: Udipto Goswami <udipto.goswami(a)oss.qualcomm.com> Date: Wed, 26 Nov 2025 11:12:21 +0530 Subject: [PATCH] usb: dwc3: keep susphy enabled during exit to avoid controller faults On some platforms, switching USB roles from host to device can trigger controller faults due to premature PHY power-down. This occurs when the PHY is disabled too early during teardown, causing synchronization issues between the PHY and controller. Keep susphy enabled during dwc3_host_exit() and dwc3_gadget_exit() ensures the PHY remains in a low-power state capable of handling required commands during role switch. Cc: stable <stable(a)kernel.org> Fixes: 6d735722063a ("usb: dwc3: core: Prevent phy suspend during init") Suggested-by: Thinh Nguyen <Thinh.Nguyen(a)synopsys.com> Signed-off-by: Udipto Goswami <udipto.goswami(a)oss.qualcomm.com> Acked-by: Thinh Nguyen <Thinh.Nguyen(a)synopsys.com> Link: https://patch.msgid.link/20251126054221.120638-1-udipto.goswami@oss.qualcom… Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index bc3fe31638b9..8a35a6901db7 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -4826,7 +4826,7 @@ void dwc3_gadget_exit(struct dwc3 *dwc) if (!dwc->gadget) return; - dwc3_enable_susphy(dwc, false); + dwc3_enable_susphy(dwc, true); usb_del_gadget(dwc->gadget); dwc3_gadget_free_endpoints(dwc); usb_put_gadget(dwc->gadget); diff --git a/drivers/usb/dwc3/host.c b/drivers/usb/dwc3/host.c index cf6512ed17a6..96b588bd08cd 100644 --- a/drivers/usb/dwc3/host.c +++ b/drivers/usb/dwc3/host.c @@ -227,7 +227,7 @@ void dwc3_host_exit(struct dwc3 *dwc) if (dwc->sys_wakeup) device_init_wakeup(&dwc->xhci->dev, false); - dwc3_enable_susphy(dwc, false); + dwc3_enable_susphy(dwc, true); platform_device_unregister(dwc->xhci); dwc->xhci = NULL; }

11 hours, 34 minutes

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FAILED: patch "[PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path" 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 782be79e4551550d7a82b1957fc0f7347e6d461f # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025122945-exemplary-politely-9c27@gregkh' --subject-prefix 'PATCH 5.10.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 782be79e4551550d7a82b1957fc0f7347e6d461f Mon Sep 17 00:00:00 2001 From: Johan Hovold <johan(a)kernel.org> Date: Thu, 18 Dec 2025 16:35:15 +0100 Subject: [PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path A recent change fixing a device reference leak introduced a clock imbalance by reusing an error path so that the clock may be disabled before having been enabled. Note that the clock framework allows for passing in NULL clocks so there is no risk for a NULL pointer dereference. Also drop the bogus I2C client NULL check added by the offending commit as the pointer has already been verified to be non-NULL. Fixes: c84117912bdd ("USB: lpc32xx_udc: Fix error handling in probe") Cc: stable(a)vger.kernel.org Cc: Ma Ke <make24(a)iscas.ac.cn> Signed-off-by: Johan Hovold <johan(a)kernel.org> Reviewed-by: Vladimir Zapolskiy <vz(a)mleia.com> Link: https://patch.msgid.link/20251218153519.19453-2-johan@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> diff --git a/drivers/usb/gadget/udc/lpc32xx_udc.c b/drivers/usb/gadget/udc/lpc32xx_udc.c index 73c0f28a8585..a962d4294fbe 100644 --- a/drivers/usb/gadget/udc/lpc32xx_udc.c +++ b/drivers/usb/gadget/udc/lpc32xx_udc.c @@ -3020,7 +3020,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) pdev->dev.dma_mask = &lpc32xx_usbd_dmamask; retval = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); if (retval) - goto i2c_fail; + goto err_put_client; udc->board = &lpc32xx_usbddata; @@ -3040,7 +3040,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) udc->udp_irq[i] = platform_get_irq(pdev, i); if (udc->udp_irq[i] < 0) { retval = udc->udp_irq[i]; - goto i2c_fail; + goto err_put_client; } } @@ -3048,7 +3048,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) if (IS_ERR(udc->udp_baseaddr)) { dev_err(udc->dev, "IO map failure\n"); retval = PTR_ERR(udc->udp_baseaddr); - goto i2c_fail; + goto err_put_client; } /* Get USB device clock */ @@ -3056,14 +3056,14 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) if (IS_ERR(udc->usb_slv_clk)) { dev_err(udc->dev, "failed to acquire USB device clock\n"); retval = PTR_ERR(udc->usb_slv_clk); - goto i2c_fail; + goto err_put_client; } /* Enable USB device clock */ retval = clk_prepare_enable(udc->usb_slv_clk); if (retval < 0) { dev_err(udc->dev, "failed to start USB device clock\n"); - goto i2c_fail; + goto err_put_client; } /* Setup deferred workqueue data */ @@ -3165,9 +3165,10 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) dma_free_coherent(&pdev->dev, UDCA_BUFF_SIZE, udc->udca_v_base, udc->udca_p_base); i2c_fail: - if (udc->isp1301_i2c_client) - put_device(&udc->isp1301_i2c_client->dev); clk_disable_unprepare(udc->usb_slv_clk); +err_put_client: + put_device(&udc->isp1301_i2c_client->dev); + dev_err(udc->dev, "%s probe failed, %d\n", driver_name, retval); return retval; @@ -3195,10 +3196,9 @@ static void lpc32xx_udc_remove(struct platform_device *pdev) dma_free_coherent(&pdev->dev, UDCA_BUFF_SIZE, udc->udca_v_base, udc->udca_p_base); - if (udc->isp1301_i2c_client) - put_device(&udc->isp1301_i2c_client->dev); - clk_disable_unprepare(udc->usb_slv_clk); + + put_device(&udc->isp1301_i2c_client->dev); } #ifdef CONFIG_PM

11 hours, 34 minutes

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FAILED: patch "[PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path" 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 782be79e4551550d7a82b1957fc0f7347e6d461f # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025122944-county-snowplow-ae8e@gregkh' --subject-prefix 'PATCH 5.15.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 782be79e4551550d7a82b1957fc0f7347e6d461f Mon Sep 17 00:00:00 2001 From: Johan Hovold <johan(a)kernel.org> Date: Thu, 18 Dec 2025 16:35:15 +0100 Subject: [PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path A recent change fixing a device reference leak introduced a clock imbalance by reusing an error path so that the clock may be disabled before having been enabled. Note that the clock framework allows for passing in NULL clocks so there is no risk for a NULL pointer dereference. Also drop the bogus I2C client NULL check added by the offending commit as the pointer has already been verified to be non-NULL. Fixes: c84117912bdd ("USB: lpc32xx_udc: Fix error handling in probe") Cc: stable(a)vger.kernel.org Cc: Ma Ke <make24(a)iscas.ac.cn> Signed-off-by: Johan Hovold <johan(a)kernel.org> Reviewed-by: Vladimir Zapolskiy <vz(a)mleia.com> Link: https://patch.msgid.link/20251218153519.19453-2-johan@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> diff --git a/drivers/usb/gadget/udc/lpc32xx_udc.c b/drivers/usb/gadget/udc/lpc32xx_udc.c index 73c0f28a8585..a962d4294fbe 100644 --- a/drivers/usb/gadget/udc/lpc32xx_udc.c +++ b/drivers/usb/gadget/udc/lpc32xx_udc.c @@ -3020,7 +3020,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) pdev->dev.dma_mask = &lpc32xx_usbd_dmamask; retval = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); if (retval) - goto i2c_fail; + goto err_put_client; udc->board = &lpc32xx_usbddata; @@ -3040,7 +3040,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) udc->udp_irq[i] = platform_get_irq(pdev, i); if (udc->udp_irq[i] < 0) { retval = udc->udp_irq[i]; - goto i2c_fail; + goto err_put_client; } } @@ -3048,7 +3048,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) if (IS_ERR(udc->udp_baseaddr)) { dev_err(udc->dev, "IO map failure\n"); retval = PTR_ERR(udc->udp_baseaddr); - goto i2c_fail; + goto err_put_client; } /* Get USB device clock */ @@ -3056,14 +3056,14 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) if (IS_ERR(udc->usb_slv_clk)) { dev_err(udc->dev, "failed to acquire USB device clock\n"); retval = PTR_ERR(udc->usb_slv_clk); - goto i2c_fail; + goto err_put_client; } /* Enable USB device clock */ retval = clk_prepare_enable(udc->usb_slv_clk); if (retval < 0) { dev_err(udc->dev, "failed to start USB device clock\n"); - goto i2c_fail; + goto err_put_client; } /* Setup deferred workqueue data */ @@ -3165,9 +3165,10 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) dma_free_coherent(&pdev->dev, UDCA_BUFF_SIZE, udc->udca_v_base, udc->udca_p_base); i2c_fail: - if (udc->isp1301_i2c_client) - put_device(&udc->isp1301_i2c_client->dev); clk_disable_unprepare(udc->usb_slv_clk); +err_put_client: + put_device(&udc->isp1301_i2c_client->dev); + dev_err(udc->dev, "%s probe failed, %d\n", driver_name, retval); return retval; @@ -3195,10 +3196,9 @@ static void lpc32xx_udc_remove(struct platform_device *pdev) dma_free_coherent(&pdev->dev, UDCA_BUFF_SIZE, udc->udca_v_base, udc->udca_p_base); - if (udc->isp1301_i2c_client) - put_device(&udc->isp1301_i2c_client->dev); - clk_disable_unprepare(udc->usb_slv_clk); + + put_device(&udc->isp1301_i2c_client->dev); } #ifdef CONFIG_PM

11 hours, 34 minutes

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FAILED: patch "[PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path" 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 782be79e4551550d7a82b1957fc0f7347e6d461f # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025122944-barcode-venue-6fe6@gregkh' --subject-prefix 'PATCH 6.1.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 782be79e4551550d7a82b1957fc0f7347e6d461f Mon Sep 17 00:00:00 2001 From: Johan Hovold <johan(a)kernel.org> Date: Thu, 18 Dec 2025 16:35:15 +0100 Subject: [PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path A recent change fixing a device reference leak introduced a clock imbalance by reusing an error path so that the clock may be disabled before having been enabled. Note that the clock framework allows for passing in NULL clocks so there is no risk for a NULL pointer dereference. Also drop the bogus I2C client NULL check added by the offending commit as the pointer has already been verified to be non-NULL. Fixes: c84117912bdd ("USB: lpc32xx_udc: Fix error handling in probe") Cc: stable(a)vger.kernel.org Cc: Ma Ke <make24(a)iscas.ac.cn> Signed-off-by: Johan Hovold <johan(a)kernel.org> Reviewed-by: Vladimir Zapolskiy <vz(a)mleia.com> Link: https://patch.msgid.link/20251218153519.19453-2-johan@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> diff --git a/drivers/usb/gadget/udc/lpc32xx_udc.c b/drivers/usb/gadget/udc/lpc32xx_udc.c index 73c0f28a8585..a962d4294fbe 100644 --- a/drivers/usb/gadget/udc/lpc32xx_udc.c +++ b/drivers/usb/gadget/udc/lpc32xx_udc.c @@ -3020,7 +3020,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) pdev->dev.dma_mask = &lpc32xx_usbd_dmamask; retval = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); if (retval) - goto i2c_fail; + goto err_put_client; udc->board = &lpc32xx_usbddata; @@ -3040,7 +3040,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) udc->udp_irq[i] = platform_get_irq(pdev, i); if (udc->udp_irq[i] < 0) { retval = udc->udp_irq[i]; - goto i2c_fail; + goto err_put_client; } } @@ -3048,7 +3048,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) if (IS_ERR(udc->udp_baseaddr)) { dev_err(udc->dev, "IO map failure\n"); retval = PTR_ERR(udc->udp_baseaddr); - goto i2c_fail; + goto err_put_client; } /* Get USB device clock */ @@ -3056,14 +3056,14 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) if (IS_ERR(udc->usb_slv_clk)) { dev_err(udc->dev, "failed to acquire USB device clock\n"); retval = PTR_ERR(udc->usb_slv_clk); - goto i2c_fail; + goto err_put_client; } /* Enable USB device clock */ retval = clk_prepare_enable(udc->usb_slv_clk); if (retval < 0) { dev_err(udc->dev, "failed to start USB device clock\n"); - goto i2c_fail; + goto err_put_client; } /* Setup deferred workqueue data */ @@ -3165,9 +3165,10 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) dma_free_coherent(&pdev->dev, UDCA_BUFF_SIZE, udc->udca_v_base, udc->udca_p_base); i2c_fail: - if (udc->isp1301_i2c_client) - put_device(&udc->isp1301_i2c_client->dev); clk_disable_unprepare(udc->usb_slv_clk); +err_put_client: + put_device(&udc->isp1301_i2c_client->dev); + dev_err(udc->dev, "%s probe failed, %d\n", driver_name, retval); return retval; @@ -3195,10 +3196,9 @@ static void lpc32xx_udc_remove(struct platform_device *pdev) dma_free_coherent(&pdev->dev, UDCA_BUFF_SIZE, udc->udca_v_base, udc->udca_p_base); - if (udc->isp1301_i2c_client) - put_device(&udc->isp1301_i2c_client->dev); - clk_disable_unprepare(udc->usb_slv_clk); + + put_device(&udc->isp1301_i2c_client->dev); } #ifdef CONFIG_PM

11 hours, 34 minutes

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FAILED: patch "[PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path" 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 782be79e4551550d7a82b1957fc0f7347e6d461f # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025122943-coveting-geek-8c94@gregkh' --subject-prefix 'PATCH 6.6.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 782be79e4551550d7a82b1957fc0f7347e6d461f Mon Sep 17 00:00:00 2001 From: Johan Hovold <johan(a)kernel.org> Date: Thu, 18 Dec 2025 16:35:15 +0100 Subject: [PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path A recent change fixing a device reference leak introduced a clock imbalance by reusing an error path so that the clock may be disabled before having been enabled. Note that the clock framework allows for passing in NULL clocks so there is no risk for a NULL pointer dereference. Also drop the bogus I2C client NULL check added by the offending commit as the pointer has already been verified to be non-NULL. Fixes: c84117912bdd ("USB: lpc32xx_udc: Fix error handling in probe") Cc: stable(a)vger.kernel.org Cc: Ma Ke <make24(a)iscas.ac.cn> Signed-off-by: Johan Hovold <johan(a)kernel.org> Reviewed-by: Vladimir Zapolskiy <vz(a)mleia.com> Link: https://patch.msgid.link/20251218153519.19453-2-johan@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> diff --git a/drivers/usb/gadget/udc/lpc32xx_udc.c b/drivers/usb/gadget/udc/lpc32xx_udc.c index 73c0f28a8585..a962d4294fbe 100644 --- a/drivers/usb/gadget/udc/lpc32xx_udc.c +++ b/drivers/usb/gadget/udc/lpc32xx_udc.c @@ -3020,7 +3020,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) pdev->dev.dma_mask = &lpc32xx_usbd_dmamask; retval = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); if (retval) - goto i2c_fail; + goto err_put_client; udc->board = &lpc32xx_usbddata; @@ -3040,7 +3040,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) udc->udp_irq[i] = platform_get_irq(pdev, i); if (udc->udp_irq[i] < 0) { retval = udc->udp_irq[i]; - goto i2c_fail; + goto err_put_client; } } @@ -3048,7 +3048,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) if (IS_ERR(udc->udp_baseaddr)) { dev_err(udc->dev, "IO map failure\n"); retval = PTR_ERR(udc->udp_baseaddr); - goto i2c_fail; + goto err_put_client; } /* Get USB device clock */ @@ -3056,14 +3056,14 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) if (IS_ERR(udc->usb_slv_clk)) { dev_err(udc->dev, "failed to acquire USB device clock\n"); retval = PTR_ERR(udc->usb_slv_clk); - goto i2c_fail; + goto err_put_client; } /* Enable USB device clock */ retval = clk_prepare_enable(udc->usb_slv_clk); if (retval < 0) { dev_err(udc->dev, "failed to start USB device clock\n"); - goto i2c_fail; + goto err_put_client; } /* Setup deferred workqueue data */ @@ -3165,9 +3165,10 @@ static int lpc32xx_udc_probe(struct platform_device *pdev) dma_free_coherent(&pdev->dev, UDCA_BUFF_SIZE, udc->udca_v_base, udc->udca_p_base); i2c_fail: - if (udc->isp1301_i2c_client) - put_device(&udc->isp1301_i2c_client->dev); clk_disable_unprepare(udc->usb_slv_clk); +err_put_client: + put_device(&udc->isp1301_i2c_client->dev); + dev_err(udc->dev, "%s probe failed, %d\n", driver_name, retval); return retval; @@ -3195,10 +3196,9 @@ static void lpc32xx_udc_remove(struct platform_device *pdev) dma_free_coherent(&pdev->dev, UDCA_BUFF_SIZE, udc->udca_v_base, udc->udca_p_base); - if (udc->isp1301_i2c_client) - put_device(&udc->isp1301_i2c_client->dev); - clk_disable_unprepare(udc->usb_slv_clk); + + put_device(&udc->isp1301_i2c_client->dev); } #ifdef CONFIG_PM

11 hours, 34 minutes

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FAILED: patch "[PATCH] usb: ohci-nxp: fix device leak on probe failure" 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 b4c61e542faf8c9131d69ecfc3ad6de96d1b2ab8 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025122927-swiftly-press-a51f@gregkh' --subject-prefix 'PATCH 5.15.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From b4c61e542faf8c9131d69ecfc3ad6de96d1b2ab8 Mon Sep 17 00:00:00 2001 From: Johan Hovold <johan(a)kernel.org> Date: Thu, 18 Dec 2025 16:35:17 +0100 Subject: [PATCH] usb: ohci-nxp: fix device leak on probe failure Make sure to drop the reference taken when looking up the PHY I2C device during probe on probe failure (e.g. probe deferral) and on driver unbind. Fixes: 73108aa90cbf ("USB: ohci-nxp: Use isp1301 driver") Cc: stable(a)vger.kernel.org # 3.5 Reported-by: Ma Ke <make24(a)iscas.ac.cn> Link: https://lore.kernel.org/lkml/20251117013428.21840-1-make24@iscas.ac.cn/ Signed-off-by: Johan Hovold <johan(a)kernel.org> Acked-by: Alan Stern <stern(a)rowland.harvard.edu> Reviewed-by: Vladimir Zapolskiy <vz(a)mleia.com> Link: https://patch.msgid.link/20251218153519.19453-4-johan@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> diff --git a/drivers/usb/host/ohci-nxp.c b/drivers/usb/host/ohci-nxp.c index 24d5a1dc5056..509ca7d8d513 100644 --- a/drivers/usb/host/ohci-nxp.c +++ b/drivers/usb/host/ohci-nxp.c @@ -223,6 +223,7 @@ static int ohci_hcd_nxp_probe(struct platform_device *pdev) fail_resource: usb_put_hcd(hcd); fail_disable: + put_device(&isp1301_i2c_client->dev); isp1301_i2c_client = NULL; return ret; } @@ -234,6 +235,7 @@ static void ohci_hcd_nxp_remove(struct platform_device *pdev) usb_remove_hcd(hcd); ohci_nxp_stop_hc(); usb_put_hcd(hcd); + put_device(&isp1301_i2c_client->dev); isp1301_i2c_client = NULL; }

11 hours, 37 minutes

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FAILED: patch "[PATCH] usb: ohci-nxp: fix device leak on probe failure" 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 b4c61e542faf8c9131d69ecfc3ad6de96d1b2ab8 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025122927-preppy-grab-bb17@gregkh' --subject-prefix 'PATCH 5.10.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From b4c61e542faf8c9131d69ecfc3ad6de96d1b2ab8 Mon Sep 17 00:00:00 2001 From: Johan Hovold <johan(a)kernel.org> Date: Thu, 18 Dec 2025 16:35:17 +0100 Subject: [PATCH] usb: ohci-nxp: fix device leak on probe failure Make sure to drop the reference taken when looking up the PHY I2C device during probe on probe failure (e.g. probe deferral) and on driver unbind. Fixes: 73108aa90cbf ("USB: ohci-nxp: Use isp1301 driver") Cc: stable(a)vger.kernel.org # 3.5 Reported-by: Ma Ke <make24(a)iscas.ac.cn> Link: https://lore.kernel.org/lkml/20251117013428.21840-1-make24@iscas.ac.cn/ Signed-off-by: Johan Hovold <johan(a)kernel.org> Acked-by: Alan Stern <stern(a)rowland.harvard.edu> Reviewed-by: Vladimir Zapolskiy <vz(a)mleia.com> Link: https://patch.msgid.link/20251218153519.19453-4-johan@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> diff --git a/drivers/usb/host/ohci-nxp.c b/drivers/usb/host/ohci-nxp.c index 24d5a1dc5056..509ca7d8d513 100644 --- a/drivers/usb/host/ohci-nxp.c +++ b/drivers/usb/host/ohci-nxp.c @@ -223,6 +223,7 @@ static int ohci_hcd_nxp_probe(struct platform_device *pdev) fail_resource: usb_put_hcd(hcd); fail_disable: + put_device(&isp1301_i2c_client->dev); isp1301_i2c_client = NULL; return ret; } @@ -234,6 +235,7 @@ static void ohci_hcd_nxp_remove(struct platform_device *pdev) usb_remove_hcd(hcd); ohci_nxp_stop_hc(); usb_put_hcd(hcd); + put_device(&isp1301_i2c_client->dev); isp1301_i2c_client = NULL; }

11 hours, 37 minutes

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FAILED: patch "[PATCH] usb: ohci-nxp: fix device leak on probe failure" 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 b4c61e542faf8c9131d69ecfc3ad6de96d1b2ab8 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025122926-cushy-unstylish-3577@gregkh' --subject-prefix 'PATCH 6.6.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From b4c61e542faf8c9131d69ecfc3ad6de96d1b2ab8 Mon Sep 17 00:00:00 2001 From: Johan Hovold <johan(a)kernel.org> Date: Thu, 18 Dec 2025 16:35:17 +0100 Subject: [PATCH] usb: ohci-nxp: fix device leak on probe failure Make sure to drop the reference taken when looking up the PHY I2C device during probe on probe failure (e.g. probe deferral) and on driver unbind. Fixes: 73108aa90cbf ("USB: ohci-nxp: Use isp1301 driver") Cc: stable(a)vger.kernel.org # 3.5 Reported-by: Ma Ke <make24(a)iscas.ac.cn> Link: https://lore.kernel.org/lkml/20251117013428.21840-1-make24@iscas.ac.cn/ Signed-off-by: Johan Hovold <johan(a)kernel.org> Acked-by: Alan Stern <stern(a)rowland.harvard.edu> Reviewed-by: Vladimir Zapolskiy <vz(a)mleia.com> Link: https://patch.msgid.link/20251218153519.19453-4-johan@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> diff --git a/drivers/usb/host/ohci-nxp.c b/drivers/usb/host/ohci-nxp.c index 24d5a1dc5056..509ca7d8d513 100644 --- a/drivers/usb/host/ohci-nxp.c +++ b/drivers/usb/host/ohci-nxp.c @@ -223,6 +223,7 @@ static int ohci_hcd_nxp_probe(struct platform_device *pdev) fail_resource: usb_put_hcd(hcd); fail_disable: + put_device(&isp1301_i2c_client->dev); isp1301_i2c_client = NULL; return ret; } @@ -234,6 +235,7 @@ static void ohci_hcd_nxp_remove(struct platform_device *pdev) usb_remove_hcd(hcd); ohci_nxp_stop_hc(); usb_put_hcd(hcd); + put_device(&isp1301_i2c_client->dev); isp1301_i2c_client = NULL; }

11 hours, 37 minutes

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FAILED: patch "[PATCH] usb: ohci-nxp: fix device leak on probe failure" 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 b4c61e542faf8c9131d69ecfc3ad6de96d1b2ab8 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025122926-trifocals-slept-6573@gregkh' --subject-prefix 'PATCH 6.1.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From b4c61e542faf8c9131d69ecfc3ad6de96d1b2ab8 Mon Sep 17 00:00:00 2001 From: Johan Hovold <johan(a)kernel.org> Date: Thu, 18 Dec 2025 16:35:17 +0100 Subject: [PATCH] usb: ohci-nxp: fix device leak on probe failure Make sure to drop the reference taken when looking up the PHY I2C device during probe on probe failure (e.g. probe deferral) and on driver unbind. Fixes: 73108aa90cbf ("USB: ohci-nxp: Use isp1301 driver") Cc: stable(a)vger.kernel.org # 3.5 Reported-by: Ma Ke <make24(a)iscas.ac.cn> Link: https://lore.kernel.org/lkml/20251117013428.21840-1-make24@iscas.ac.cn/ Signed-off-by: Johan Hovold <johan(a)kernel.org> Acked-by: Alan Stern <stern(a)rowland.harvard.edu> Reviewed-by: Vladimir Zapolskiy <vz(a)mleia.com> Link: https://patch.msgid.link/20251218153519.19453-4-johan@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> diff --git a/drivers/usb/host/ohci-nxp.c b/drivers/usb/host/ohci-nxp.c index 24d5a1dc5056..509ca7d8d513 100644 --- a/drivers/usb/host/ohci-nxp.c +++ b/drivers/usb/host/ohci-nxp.c @@ -223,6 +223,7 @@ static int ohci_hcd_nxp_probe(struct platform_device *pdev) fail_resource: usb_put_hcd(hcd); fail_disable: + put_device(&isp1301_i2c_client->dev); isp1301_i2c_client = NULL; return ret; } @@ -234,6 +235,7 @@ static void ohci_hcd_nxp_remove(struct platform_device *pdev) usb_remove_hcd(hcd); ohci_nxp_stop_hc(); usb_put_hcd(hcd); + put_device(&isp1301_i2c_client->dev); isp1301_i2c_client = NULL; }

11 hours, 37 minutes

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