From dfa322fceb15227c07670c415e835d2dfa8a4307 Mon Sep 17 00:00:00 2001 From: Russell King Date: Sun, 3 Jul 2011 23:54:34 +0100 Subject: 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: Russell King --- arch/arm/common/dmabounce.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/arm/common/dmabounce.c') diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c index 0077c1b7d7ff..b4a8759e0fa4 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; -- cgit v1.2.3