diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2684-drm-amd-display-checking-for-NULL-instead-of-IS_ERR.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2684-drm-amd-display-checking-for-NULL-instead-of-IS_ERR.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2684-drm-amd-display-checking-for-NULL-instead-of-IS_ERR.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2684-drm-amd-display-checking-for-NULL-instead-of-IS_ERR.patch new file mode 100644 index 00000000..812d083c --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2684-drm-amd-display-checking-for-NULL-instead-of-IS_ERR.patch @@ -0,0 +1,35 @@ +From 8e2b561be21abaefbfb9132137caad9dc3dba36e Mon Sep 17 00:00:00 2001 +From: Dan Carpenter <dan.carpenter@oracle.com> +Date: Mon, 6 Nov 2017 14:43:41 +0300 +Subject: [PATCH 2684/4131] drm/amd/display: checking for NULL instead of + IS_ERR() +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +backlight_device_register() never returns NULL, it returns error +pointers on error so the check here is wrong. + +Acked-by: Christian König <christian.koenig@amd.com> +Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +index 7098bb0..0f36106 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +@@ -1348,7 +1348,7 @@ amdgpu_dm_register_backlight_device(struct amdgpu_display_manager *dm) + &amdgpu_dm_backlight_ops); + #endif + +- if (NULL == dm->backlight_dev) ++ if (IS_ERR(dm->backlight_dev)) + DRM_ERROR("DM: Backlight registration failed!\n"); + else + DRM_DEBUG_DRIVER("DM: Registered Backlight device: %s\n", bl_name); +-- +2.7.4 + |