* [PATCH] mm: cma: fix condition check when setting global cma area
@ 2012-07-06 10:08 Marek Szyprowski
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From: Marek Szyprowski @ 2012-07-06 10:08 UTC (permalink / raw)
To: linux-kernel
Cc: Michal Nazarewicz, Marek Szyprowski, Kyungmin Park, Arnd Bergmann
dev_set_cma_area incorrectly assigned cma to global area on first call
due to incorrect check. This patch fixes this issue.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
---
include/asm-generic/dma-contiguous.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/include/asm-generic/dma-contiguous.h b/include/asm-generic/dma-contiguous.h
index c544356..294b1e7 100644
--- a/include/asm-generic/dma-contiguous.h
+++ b/include/asm-generic/dma-contiguous.h
@@ -18,7 +18,7 @@ static inline void dev_set_cma_area(struct device *dev, struct cma *cma)
{
if (dev)
dev->cma_area = cma;
- if (!dev || !dma_contiguous_default_area)
+ if (!dev && !dma_contiguous_default_area)
dma_contiguous_default_area = cma;
}
--
1.7.1.569.g6f426
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2012-07-06 10:08 [PATCH] mm: cma: fix condition check when setting global cma area Marek Szyprowski
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