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-rw-r--r--arch/arm/common/dmabounce.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index 0077c1b7d7f..b4a8759e0fa 100644
--- a/arch/arm/common/dmabounce.c
+++ b/arch/arm/common/dmabounce.c
@@ -249,7 +249,7 @@ static inline dma_addr_t map_single(struct device *dev, void *ptr, size_t size,
DO_STATS ( device_info->map_op_count++ );
buf = alloc_safe_buffer(device_info, ptr, size, dir);
- if (buf == 0) {
+ if (buf == NULL) {
dev_err(dev, "%s: unable to map unsafe buffer %p!\n",
__func__, ptr);
return ~0;