[PATCH 1/2] drm/amd/amdgpu/amdgpu_uvd: Fix forgotten unmap buffer object

[zhanglianjie]

after the buffer object is successfully mapped, call amdgpu_bo_kunmap before 
the function returns.

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

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index 6f8de11a17f1..9cc23b220537 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -834,6 +834,7 @@ static int amdgpu_uvd_cs_msg(struct amdgpu_uvd_cs_ctx *ctx,
        handle = msg[2];

        if (handle == 0) {
+               amdgpu_bo_kunmap(bo);
                DRM_ERROR("Invalid UVD handle!\n");
                return -EINVAL;
        }
@@ -892,6 +893,7 @@ static int amdgpu_uvd_cs_msg(struct amdgpu_uvd_cs_ctx *ctx,
                DRM_ERROR("Illegal UVD message type (%d)!\n", msg_type);
        }

+       amdgpu_bo_kunmap(bo);
        return -EINVAL;
 }

--
2.20.1