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Patch "drm/radeon: adjust tested variable" has been added to the 4.14-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled drm/radeon: adjust tested variable to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: drm-radeon-adjust-tested-variable.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From 3a61b527b4e1f285d21b6e9e623dc45cf8bb391f Mon Sep 17 00:00:00 2001 From: Julia Lawall <Julia.Lawall(a)lip6.fr> Date: Sat, 27 Jan 2018 15:28:15 +0100 Subject: drm/radeon: adjust tested variable MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Julia Lawall <Julia.Lawall(a)lip6.fr> commit 3a61b527b4e1f285d21b6e9e623dc45cf8bb391f upstream. Check the variable that was most recently initialized. The semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression x, y, f, g, e, m; statement S1,S2,S3,S4; @@ x = f(...); if (\(<+...x...+>\&e\)) S1 else S2 ( x = g(...); | m = g(...,&x,...); | y = g(...); *if (e) S3 else S4 ) // </smpl> Signed-off-by: Julia Lawall <Julia.Lawall(a)lip6.fr> Reviewed-by: Christian König <christian.koenig(a)amd.com> Signed-off-by: Alex Deucher <alexander.deucher(a)amd.com> Cc: stable(a)vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/gpu/drm/radeon/radeon_uvd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -995,7 +995,7 @@ int radeon_uvd_calc_upll_dividers(struct /* calc dclk divider with current vco freq */ dclk_div = radeon_uvd_calc_upll_post_div(vco_freq, dclk, pd_min, pd_even); - if (vclk_div > pd_max) + if (dclk_div > pd_max) break; /* vco is too big, it has to stop */ /* calc score with current vco freq */ Patches currently in stable-queue which might be from Julia.Lawall(a)lip6.fr are queue-4.14/drm-radeon-adjust-tested-variable.patch

7 years, 4 months

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Patch "drm/radeon: Add dpm quirk for Jet PRO (v2)" has been added to the 4.14-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled drm/radeon: Add dpm quirk for Jet PRO (v2) to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: drm-radeon-add-dpm-quirk-for-jet-pro-v2.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From 239b5f64e12b1f09f506c164dff0374924782979 Mon Sep 17 00:00:00 2001 From: Alex Deucher <alexander.deucher(a)amd.com> Date: Tue, 21 Nov 2017 12:09:38 -0500 Subject: drm/radeon: Add dpm quirk for Jet PRO (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Alex Deucher <alexander.deucher(a)amd.com> commit 239b5f64e12b1f09f506c164dff0374924782979 upstream. Fixes stability issues. v2: clamp sclk to 600 Mhz Bug: https://bugs.freedesktop.org/show_bug.cgi?id=103370 Acked-by: Christian König <christian.koenig(a)amd.com> Signed-off-by: Alex Deucher <alexander.deucher(a)amd.com> Cc: stable(a)vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/gpu/drm/radeon/si_dpm.c | 5 +++++ 1 file changed, 5 insertions(+) --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -2984,6 +2984,11 @@ static void si_apply_state_adjust_rules( (rdev->pdev->device == 0x6667)) { max_sclk = 75000; } + if ((rdev->pdev->revision == 0xC3) || + (rdev->pdev->device == 0x6665)) { + max_sclk = 60000; + max_mclk = 80000; + } } else if (rdev->family == CHIP_OLAND) { if ((rdev->pdev->revision == 0xC7) || (rdev->pdev->revision == 0x80) || Patches currently in stable-queue which might be from alexander.deucher(a)amd.com are queue-4.14/dma-buf-fix-reservation_object_wait_timeout_rcu-once-more-v2.patch queue-4.14/drm-amd-powerplay-fix-smu_table_entry.handle-type.patch queue-4.14/drm-ttm-fix-buf-pointer-update-in-ttm_bo_vm_access_kmap-v2.patch queue-4.14/drm-radeon-add-dpm-quirk-for-jet-pro-v2.patch queue-4.14/drm-ttm-don-t-add-swapped-bos-to-swap-lru-list.patch queue-4.14/drm-radeon-adjust-tested-variable.patch

7 years, 4 months

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Patch "drm/ast: Load lut in crtc_commit" has been added to the 4.14-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled drm/ast: Load lut in crtc_commit to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: drm-ast-load-lut-in-crtc_commit.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From 24b8ef699e8221d2b7f813adaab13eec053e1507 Mon Sep 17 00:00:00 2001 From: Daniel Vetter <daniel.vetter(a)ffwll.ch> Date: Thu, 18 Jan 2018 16:40:16 +0100 Subject: drm/ast: Load lut in crtc_commit From: Daniel Vetter <daniel.vetter(a)ffwll.ch> commit 24b8ef699e8221d2b7f813adaab13eec053e1507 upstream. In the past the ast driver relied upon the fbdev emulation helpers to call ->load_lut at boot-up. But since commit b8e2b0199cc377617dc238f5106352c06dcd3fa2 Author: Peter Rosin <peda(a)axentia.se> Date: Tue Jul 4 12:36:57 2017 +0200 drm/fb-helper: factor out pseudo-palette that's cleaned up and drivers are expected to boot into a consistent lut state. This patch fixes that. Fixes: b8e2b0199cc3 ("drm/fb-helper: factor out pseudo-palette") Cc: Peter Rosin <peda(a)axenita.se> Cc: Daniel Vetter <daniel.vetter(a)ffwll.ch> Cc: <stable(a)vger.kernel.org> # v4.14+ Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=198123 Cc: Bill Fraser <bill.fraser(a)gmail.com> Reported-and-Tested-by: Bill Fraser <bill.fraser(a)gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter(a)intel.com> Signed-off-by: Dave Airlie <airlied(a)redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/gpu/drm/ast/ast_mode.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -644,6 +644,7 @@ static void ast_crtc_commit(struct drm_c { struct ast_private *ast = crtc->dev->dev_private; ast_set_index_reg_mask(ast, AST_IO_SEQ_PORT, 0x1, 0xdf, 0); + ast_crtc_load_lut(crtc); } Patches currently in stable-queue which might be from daniel.vetter(a)ffwll.ch are queue-4.14/drm-ast-load-lut-in-crtc_commit.patch

7 years, 4 months

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Patch "drm/qxl: unref cursor bo when finished with it" has been added to the 4.14-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled drm/qxl: unref cursor bo when finished with it to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: drm-qxl-unref-cursor-bo-when-finished-with-it.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From 16c6db3688734b27487a42d0c2a1062d0b2bad03 Mon Sep 17 00:00:00 2001 From: Ray Strode <rstrode(a)redhat.com> Date: Mon, 27 Nov 2017 16:50:09 -0500 Subject: drm/qxl: unref cursor bo when finished with it From: Ray Strode <rstrode(a)redhat.com> commit 16c6db3688734b27487a42d0c2a1062d0b2bad03 upstream. qxl_cursor_atomic_update allocs a bo for the cursor that it never frees up at the end of the function. This commit fixes that. Signed-off-by: Ray Strode <rstrode(a)redhat.com> Cc: stable(a)vger.kernel.org Signed-off-by: Dave Airlie <airlied(a)redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/gpu/drm/qxl/qxl_display.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/drivers/gpu/drm/qxl/qxl_display.c +++ b/drivers/gpu/drm/qxl/qxl_display.c @@ -564,7 +564,7 @@ static void qxl_cursor_atomic_update(str struct qxl_cursor_cmd *cmd; struct qxl_cursor *cursor; struct drm_gem_object *obj; - struct qxl_bo *cursor_bo, *user_bo = NULL; + struct qxl_bo *cursor_bo = NULL, *user_bo = NULL; int ret; void *user_ptr; int size = 64*64*4; @@ -634,6 +634,8 @@ static void qxl_cursor_atomic_update(str qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false); qxl_release_fence_buffer_objects(release); + qxl_bo_unref(&cursor_bo); + return; out_backoff: Patches currently in stable-queue which might be from rstrode(a)redhat.com are queue-4.14/drm-qxl-unref-cursor-bo-when-finished-with-it.patch

7 years, 4 months

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Patch "drm/amd/powerplay: Fix smu_table_entry.handle type" has been added to the 4.14-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled drm/amd/powerplay: Fix smu_table_entry.handle type to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: drm-amd-powerplay-fix-smu_table_entry.handle-type.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From adab595d16abe48e9c097f000bf8921d35b28fb7 Mon Sep 17 00:00:00 2001 From: Andrey Grodzovsky <andrey.grodzovsky(a)amd.com> Date: Wed, 17 Jan 2018 17:24:13 -0500 Subject: drm/amd/powerplay: Fix smu_table_entry.handle type From: Andrey Grodzovsky <andrey.grodzovsky(a)amd.com> commit adab595d16abe48e9c097f000bf8921d35b28fb7 upstream. The handle describes kernel logical address, should be unsigned long and not uint32_t. Fixes KASAN error and GFP on driver unload. Reviewed-by: Rex Zhu <Rex.Zhu(a)amd.com> Reviewed-by: Alex Deucher <alexander.deucher(a)amd.com> Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky(a)amd.com> Signed-off-by: Alex Deucher <alexander.deucher(a)amd.com> Cc: stable(a)vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/gpu/drm/amd/powerplay/smumgr/rv_smumgr.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/gpu/drm/amd/powerplay/smumgr/rv_smumgr.h +++ b/drivers/gpu/drm/amd/powerplay/smumgr/rv_smumgr.h @@ -40,7 +40,7 @@ struct smu_table_entry { uint32_t table_addr_high; uint32_t table_addr_low; uint8_t *table; - uint32_t handle; + unsigned long handle; }; struct smu_table_array { Patches currently in stable-queue which might be from andrey.grodzovsky(a)amd.com are queue-4.14/drm-amd-powerplay-fix-smu_table_entry.handle-type.patch

7 years, 4 months

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Patch "console/dummy: leave .con_font_get set to NULL" has been added to the 4.14-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled console/dummy: leave .con_font_get set to NULL to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: console-dummy-leave-.con_font_get-set-to-null.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From 724ba8b30b044aa0d94b1cd374fc15806cdd6f18 Mon Sep 17 00:00:00 2001 From: Nicolas Pitre <nicolas.pitre(a)linaro.org> Date: Mon, 15 Jan 2018 17:04:22 +0100 Subject: console/dummy: leave .con_font_get set to NULL From: Nicolas Pitre <nicolas.pitre(a)linaro.org> commit 724ba8b30b044aa0d94b1cd374fc15806cdd6f18 upstream. When this method is set, the caller expects struct console_font fields to be properly initialized when it returns. Leave it unset otherwise nonsensical (leaked kernel stack) values are returned to user space. Signed-off-by: Nicolas Pitre <nico(a)linaro.org> Cc: stable(a)vger.kernel.org Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie(a)samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/video/console/dummycon.c | 1 - 1 file changed, 1 deletion(-) --- a/drivers/video/console/dummycon.c +++ b/drivers/video/console/dummycon.c @@ -67,7 +67,6 @@ const struct consw dummy_con = { .con_switch = DUMMY, .con_blank = DUMMY, .con_font_set = DUMMY, - .con_font_get = DUMMY, .con_font_default = DUMMY, .con_font_copy = DUMMY, }; Patches currently in stable-queue which might be from nicolas.pitre(a)linaro.org are queue-4.14/console-dummy-leave-.con_font_get-set-to-null.patch

7 years, 4 months

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Patch "arm64: Add missing Falkor part number for branch predictor hardening" has been added to the 4.14-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled arm64: Add missing Falkor part number for branch predictor hardening to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: arm64-add-missing-falkor-part-number-for-branch-predictor-hardening.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From 16e574d762ac5512eb922ac0ac5eed360b7db9d8 Mon Sep 17 00:00:00 2001 From: Shanker Donthineni <shankerd(a)codeaurora.org> Date: Sun, 11 Feb 2018 19:16:15 -0600 Subject: arm64: Add missing Falkor part number for branch predictor hardening From: Shanker Donthineni <shankerd(a)codeaurora.org> commit 16e574d762ac5512eb922ac0ac5eed360b7db9d8 upstream. References to CPU part number MIDR_QCOM_FALKOR were dropped from the mailing list patch due to mainline/arm64 branch dependency. So this patch adds the missing part number. Fixes: ec82b567a74f ("arm64: Implement branch predictor hardening for Falkor") Acked-by: Marc Zyngier <marc.zyngier(a)arm.com> Signed-off-by: Shanker Donthineni <shankerd(a)codeaurora.org> Signed-off-by: Catalin Marinas <catalin.marinas(a)arm.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- arch/arm64/kernel/cpu_errata.c | 9 +++++++++ arch/arm64/kvm/hyp/switch.c | 4 +++- 2 files changed, 12 insertions(+), 1 deletion(-) --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -408,6 +408,15 @@ const struct arm64_cpu_capabilities arm6 }, { .capability = ARM64_HARDEN_BRANCH_PREDICTOR, + MIDR_ALL_VERSIONS(MIDR_QCOM_FALKOR), + .enable = qcom_enable_link_stack_sanitization, + }, + { + .capability = ARM64_HARDEN_BP_POST_GUEST_EXIT, + MIDR_ALL_VERSIONS(MIDR_QCOM_FALKOR), + }, + { + .capability = ARM64_HARDEN_BRANCH_PREDICTOR, MIDR_ALL_VERSIONS(MIDR_BRCM_VULCAN), .enable = enable_smccc_arch_workaround_1, }, --- a/arch/arm64/kvm/hyp/switch.c +++ b/arch/arm64/kvm/hyp/switch.c @@ -371,8 +371,10 @@ again: u32 midr = read_cpuid_id(); /* Apply BTAC predictors mitigation to all Falkor chips */ - if ((midr & MIDR_CPU_MODEL_MASK) == MIDR_QCOM_FALKOR_V1) + if (((midr & MIDR_CPU_MODEL_MASK) == MIDR_QCOM_FALKOR) || + ((midr & MIDR_CPU_MODEL_MASK) == MIDR_QCOM_FALKOR_V1)) { __qcom_hyp_sanitize_btac_predictors(); + } } fp_enabled = __fpsimd_enabled(); Patches currently in stable-queue which might be from shankerd(a)codeaurora.org are queue-4.14/arm64-add-missing-falkor-part-number-for-branch-predictor-hardening.patch

7 years, 4 months

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Patch "ext4: save error to disk in __ext4_grp_locked_error()" has been added to the 3.18-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled ext4: save error to disk in __ext4_grp_locked_error() to the 3.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: ext4-save-error-to-disk-in-__ext4_grp_locked_error.patch and it can be found in the queue-3.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From 06f29cc81f0350261f59643a505010531130eea0 Mon Sep 17 00:00:00 2001 From: Zhouyi Zhou <zhouzhouyi(a)gmail.com> Date: Wed, 10 Jan 2018 00:34:19 -0500 Subject: ext4: save error to disk in __ext4_grp_locked_error() From: Zhouyi Zhou <zhouzhouyi(a)gmail.com> commit 06f29cc81f0350261f59643a505010531130eea0 upstream. In the function __ext4_grp_locked_error(), __save_error_info() is called to save error info in super block block, but does not sync that information to disk to info the subsequence fsck after reboot. This patch writes the error information to disk. After this patch, I think there is no obvious EXT4 error handle branches which leads to "Remounting filesystem read-only" will leave the disk partition miss the subsequence fsck. Signed-off-by: Zhouyi Zhou <zhouzhouyi(a)gmail.com> Signed-off-by: Theodore Ts'o <tytso(a)mit.edu> Cc: stable(a)vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- fs/ext4/super.c | 1 + 1 file changed, 1 insertion(+) --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -677,6 +677,7 @@ __acquires(bitlock) } ext4_unlock_group(sb, grp); + ext4_commit_super(sb, 1); ext4_handle_error(sb); /* * We only get here in the ERRORS_RO case; relocking the group Patches currently in stable-queue which might be from zhouzhouyi(a)gmail.com are queue-3.18/ext4-save-error-to-disk-in-__ext4_grp_locked_error.patch

7 years, 4 months

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Patch "video: fbdev: atmel_lcdfb: fix display-timings lookup" has been added to the 3.18-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled video: fbdev: atmel_lcdfb: fix display-timings lookup to the 3.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: video-fbdev-atmel_lcdfb-fix-display-timings-lookup.patch and it can be found in the queue-3.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From 9cb18db0701f6b74f0c45c23ad767b3ebebe37f6 Mon Sep 17 00:00:00 2001 From: Johan Hovold <johan(a)kernel.org> Date: Fri, 29 Dec 2017 19:48:43 +0100 Subject: video: fbdev: atmel_lcdfb: fix display-timings lookup From: Johan Hovold <johan(a)kernel.org> commit 9cb18db0701f6b74f0c45c23ad767b3ebebe37f6 upstream. Fix child-node lookup during probe, which ended up searching the whole device tree depth-first starting at the parent rather than just matching on its children. To make things worse, the parent display node was also prematurely freed. Note that the display and timings node references are never put after a successful dt-initialisation so the nodes would leak on later probe deferrals and on driver unbind. Fixes: b985172b328a ("video: atmel_lcdfb: add device tree suport") Cc: stable <stable(a)vger.kernel.org> # 3.13 Cc: Jean-Christophe PLAGNIOL-VILLARD <plagnioj(a)jcrosoft.com> Cc: Nicolas Ferre <nicolas.ferre(a)microchip.com> Cc: Alexandre Belloni <alexandre.belloni(a)free-electrons.com> Signed-off-by: Johan Hovold <johan(a)kernel.org> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie(a)samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/video/fbdev/atmel_lcdfb.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) --- a/drivers/video/fbdev/atmel_lcdfb.c +++ b/drivers/video/fbdev/atmel_lcdfb.c @@ -1121,7 +1121,7 @@ static int atmel_lcdfb_of_init(struct at goto put_display_node; } - timings_np = of_find_node_by_name(display_np, "display-timings"); + timings_np = of_get_child_by_name(display_np, "display-timings"); if (!timings_np) { dev_err(dev, "failed to find display-timings node\n"); ret = -ENODEV; @@ -1142,6 +1142,12 @@ static int atmel_lcdfb_of_init(struct at fb_add_videomode(&fb_vm, &info->modelist); } + /* + * FIXME: Make sure we are not referencing any fields in display_np + * and timings_np and drop our references to them before returning to + * avoid leaking the nodes on probe deferral and driver unbind. + */ + return 0; put_timings_node: Patches currently in stable-queue which might be from johan(a)kernel.org are queue-3.18/video-fbdev-atmel_lcdfb-fix-display-timings-lookup.patch

7 years, 4 months

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Patch "drm/radeon: adjust tested variable" has been added to the 3.18-stable tree

by gregkh＠linuxfoundation.org

This is a note to let you know that I've just added the patch titled drm/radeon: adjust tested variable to the 3.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=sum… The filename of the patch is: drm-radeon-adjust-tested-variable.patch and it can be found in the queue-3.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable(a)vger.kernel.org> know about it. >From 3a61b527b4e1f285d21b6e9e623dc45cf8bb391f Mon Sep 17 00:00:00 2001 From: Julia Lawall <Julia.Lawall(a)lip6.fr> Date: Sat, 27 Jan 2018 15:28:15 +0100 Subject: drm/radeon: adjust tested variable MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Julia Lawall <Julia.Lawall(a)lip6.fr> commit 3a61b527b4e1f285d21b6e9e623dc45cf8bb391f upstream. Check the variable that was most recently initialized. The semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression x, y, f, g, e, m; statement S1,S2,S3,S4; @@ x = f(...); if (\(<+...x...+>\&e\)) S1 else S2 ( x = g(...); | m = g(...,&x,...); | y = g(...); *if (e) S3 else S4 ) // </smpl> Signed-off-by: Julia Lawall <Julia.Lawall(a)lip6.fr> Reviewed-by: Christian König <christian.koenig(a)amd.com> Signed-off-by: Alex Deucher <alexander.deucher(a)amd.com> Cc: stable(a)vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- drivers/gpu/drm/radeon/radeon_uvd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -947,7 +947,7 @@ int radeon_uvd_calc_upll_dividers(struct /* calc dclk divider with current vco freq */ dclk_div = radeon_uvd_calc_upll_post_div(vco_freq, dclk, pd_min, pd_even); - if (vclk_div > pd_max) + if (dclk_div > pd_max) break; /* vco is too big, it has to stop */ /* calc score with current vco freq */ Patches currently in stable-queue which might be from Julia.Lawall(a)lip6.fr are queue-3.18/drm-radeon-adjust-tested-variable.patch

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