Nicolai Hähnle f6ff4f67cd drm/radeon: hold reference to fences in radeon_sa_bo_new ...

An arbitrary amount of time can pass between spin_unlock and
radeon_fence_wait_any, so we need to ensure that nobody frees the
fences from under us.

Based on the analogous fix for amdgpu.

Signed-off-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Cc: stable@vger.kernel.org

2016-02-10 14:07:44 -05:00

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