Am 29.01.22 um 08:35 schrieb zhanglianjie:
after the buffer object is successfully mapped, call radeon_bo_kunmap before 
the function returns.

Signed-off-by: zhanglianjie <zhanglian...@uniontech.com>

diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c 
b/drivers/gpu/drm/radeon/radeon_uvd.c
index 377f9cdb5b53..c5482f7793db 100644
--- a/drivers/gpu/drm/radeon/radeon_uvd.c
+++ b/drivers/gpu/drm/radeon/radeon_uvd.c
@@ -497,6 +497,7 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, 
struct radeon_bo *bo,
        handle = msg[2];

        if (handle == 0) {
+               radeon_bo_kunmap(bo);
                DRM_ERROR("Invalid UVD handle!\n");
                return -EINVAL;
        }
@@ -559,11 +560,10 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, 
struct radeon_bo *bo,
                return 0;

        default:
-
                DRM_ERROR("Illegal UVD message type (%d)!\n", msg_type);
-               return -EINVAL;
        }

+       radeon_bo_kunmap(bo);
        BUG();

That looks like it will trigger this BUG() now. Please also remove that line.

Apart from that the patches look good to me.

Regards,
Christian.

        return -EINVAL;
  }
--
2.20.1




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