drm/amdgpu: fix leaking fence in the pageflip code

This fixes a memory leak when we can't register the callback on a fence.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index f0ed974bd4e090f65881d5f3604475d7e44f38ee..3fb405b3a61457e4622dfe4b788ac3925d088f4a 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -57,7 +57,7 @@ static bool amdgpu_flip_handle_fence(struct amdgpu_flip_work *work,
        if (!fence_add_callback(fence, &work->cb, amdgpu_flip_callback))
                return true;
 
-       fence_put(*f);
+       fence_put(fence);
        return false;
 }