[Linaro-mm-sig] [PATCH 2/9] dma-buf: make to_dma_fence_array NULL safe

A bit surprising that this wasn't already the case.

Signed-off-by: Christian König christian.koenig@amd.com --- include/linux/dma-fence-array.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/dma-fence-array.h b/include/linux/dma-fence-array.h index 303dd712220f..f99cd7eb24e0 100644 --- a/include/linux/dma-fence-array.h +++ b/include/linux/dma-fence-array.h @@ -68,7 +68,7 @@ static inline bool dma_fence_is_array(struct dma_fence *fence) static inline struct dma_fence_array * to_dma_fence_array(struct dma_fence *fence) { - if (fence->ops != &dma_fence_array_ops) + if (!fence || fence->ops != &dma_fence_array_ops) return NULL;

return container_of(fence, struct dma_fence_array, base);