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-rw-r--r--drivers/base/dma-coherent.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/base/dma-coherent.c b/drivers/base/dma-coherent.c
index 1b85949e3d2..560a7173f81 100644
--- a/drivers/base/dma-coherent.c
+++ b/drivers/base/dma-coherent.c
@@ -186,6 +186,7 @@ EXPORT_SYMBOL(dma_release_from_coherent);
* @vma: vm_area for the userspace memory
* @vaddr: cpu address returned by dma_alloc_from_coherent
* @size: size of the memory buffer allocated by dma_alloc_from_coherent
+ * @ret: result from remap_pfn_range()
*
* This checks whether the memory was allocated from the per-device
* coherent memory pool and if so, maps that memory to the provided vma.