1 files changed, 5 insertions, 2 deletions

diff --git a/crypto/async_tx/async_memset.c b/crypto/async_tx/async_memset.c
index b896a6e5f673..a374784e3329 100644
--- a/crypto/async_tx/async_memset.c
+++ b/crypto/async_tx/async_memset.c
@@ -49,9 +49,12 @@ async_memset(struct page *dest, int val, unsigned int offset, size_t len,
 
         if (device) {
                 dma_addr_t dma_dest;
-                unsigned long dma_prep_flags;
+                unsigned long dma_prep_flags = 0;
 
-                dma_prep_flags = submit->cb_fn ? DMA_PREP_INTERRUPT : 0;
+                if (submit->cb_fn)
+                        dma_prep_flags |= DMA_PREP_INTERRUPT;
+                if (submit->flags & ASYNC_TX_FENCE)
+                        dma_prep_flags |= DMA_PREP_FENCE;
                 dma_dest = dma_map_page(device->dev, dest, offset, len,
                                         DMA_FROM_DEVICE);