drm/amd/display: Fix wrong return value in dm_update_plane_state()
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Message ID 20200802111536.5246-1-tianjia.zhang@linux.alibaba.com
State New
Headers show
Series
  • drm/amd/display: Fix wrong return value in dm_update_plane_state()
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Commit Message

Tianjia Zhang Aug. 2, 2020, 11:15 a.m. UTC
On an error exit path, a negative error code should be returned
instead of a positive return value.

Fixes: 9e869063b0021 ("drm/amd/display: Move iteration out of dm_update_planes")
Cc: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Comments

Alex Deucher Aug. 4, 2020, 10:19 p.m. UTC | #1
On Mon, Aug 3, 2020 at 4:21 AM Tianjia Zhang
<tianjia.zhang@linux.alibaba.com> wrote:
>
> On an error exit path, a negative error code should be returned
> instead of a positive return value.
>
> Fixes: 9e869063b0021 ("drm/amd/display: Move iteration out of dm_update_planes")
> Cc: Leo Li <sunpeng.li@amd.com>
> Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>

Applied.  Thanks!

Alex

> ---
>  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> 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 710edc70e37e..5810416e2ddc 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -8182,8 +8182,7 @@ static int dm_update_plane_state(struct dc *dc,
>                                 dm_old_plane_state->dc_state,
>                                 dm_state->context)) {
>
> -                       ret = EINVAL;
> -                       return ret;
> +                       return -EINVAL;
>                 }
>
>
> --
> 2.26.2
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

Patch
diff mbox series

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 710edc70e37e..5810416e2ddc 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -8182,8 +8182,7 @@  static int dm_update_plane_state(struct dc *dc,
 				dm_old_plane_state->dc_state,
 				dm_state->context)) {
 
-			ret = EINVAL;
-			return ret;
+			return -EINVAL;
 		}