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Diffstat (limited to 'common/recipes-kernel/linux/files/0638-drm-amd-dal-Fix-NULL-pointer-derefference-on-set-mod.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0638-drm-amd-dal-Fix-NULL-pointer-derefference-on-set-mod.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0638-drm-amd-dal-Fix-NULL-pointer-derefference-on-set-mod.patch b/common/recipes-kernel/linux/files/0638-drm-amd-dal-Fix-NULL-pointer-derefference-on-set-mod.patch new file mode 100644 index 00000000..0fa57829 --- /dev/null +++ b/common/recipes-kernel/linux/files/0638-drm-amd-dal-Fix-NULL-pointer-derefference-on-set-mod.patch @@ -0,0 +1,32 @@ +From 24a7470d5d199476c2ecc66499c900cfb08ef70b Mon Sep 17 00:00:00 2001 +From: Vitaly Prosyak <vitaly.prosyak@amd.com> +Date: Thu, 17 Dec 2015 16:25:57 -0500 +Subject: [PATCH 0638/1110] drm/amd/dal: Fix NULL pointer derefference on set + mode + +The preferreed mode could be zero + +Signed-off-by: Jordan Lazare <Jordan.Lazare@amd.com> +Acked-by: Jordan Lazare <Jordan.Lazare@amd.com> +--- + drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c | 4 ++++ + 1 file changed, 4 insertions(+) + +diff --git a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c +index 50bd964..bbadc59 100644 +--- a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c ++++ b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c +@@ -893,6 +893,10 @@ static struct dc_target *create_target_for_sink( + &aconnector->base.modes, + struct drm_display_mode, + head); ++ if (NULL == preferred_mode) { ++ DRM_ERROR("No preferred mode found\n"); ++ goto stream_create_fail; ++ } + + decide_crtc_timing_for_drm_display_mode( + &mode, preferred_mode, +-- +2.7.4 + |