From: jg1.han@samsung.com (Jingoo Han)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: dma-mapping: fix build warning in __dma_alloc()
Date: Wed, 24 Oct 2012 14:09:14 +0900 [thread overview]
Message-ID: <000f01cdb1a5$b6409b60$22c1d220$%han@samsung.com> (raw)
Fix build warning in __dma_alloc() as below:
arch/arm/mm/dma-mapping.c: In function '__dma_alloc':
arch/arm/mm/dma-mapping.c:653:29: warning: 'page' may be used uninitialized in this function [-Wuninitialized]
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---
arch/arm/mm/dma-mapping.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 477a2d2..58bc3e4 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -610,7 +610,7 @@ static void *__dma_alloc(struct device *dev, size_t size, dma_addr_t *handle,
gfp_t gfp, pgprot_t prot, bool is_coherent, const void *caller)
{
u64 mask = get_coherent_dma_mask(dev);
- struct page *page;
+ struct page *page = NULL;
void *addr;
#ifdef CONFIG_DMA_API_DEBUG
--
1.7.1
reply other threads:[~2012-10-24 5:09 UTC|newest]
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