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Commit dfa322fc authored by Russell King's avatar Russell King
Browse files

ARM: dmabounce: check pointer against NULL not 0 



Pointers should be checked against NULL rather than 0, otherwise we
get sparse warnings.

Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent e2f521e2

arch/arm/common/dmabounce.c

+1 −1
Original line number Diff line number Diff line
@@ -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;