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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-09-14 17:53:11 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-09-14 17:53:11 -0700 |
| commit | 1568d9f425c3fd54ac8d807cf1cbf87ad6b40b27 (patch) | |
| tree | 7e74f1f5657a13fbfe2a4cd6c06a2e8d3140044b | |
| parent | 1c23ce720d79494f5a1c2bcd7ebcae7aedc91c98 (diff) | |
| parent | f3d87524975f01b885fc3d009c6ab6afd0d00746 (diff) | |
| download | linux-1568d9f425c3fd54ac8d807cf1cbf87ad6b40b27.tar.bz2 | |
Merge branch 'fixes-for-3.6' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping
Pull one more DMA-mapping fix from Marek Szyprowski:
"This patch fixes very subtle bug (typical off-by-one error) which
might appear in very rare circumstances."
* 'fixes-for-3.6' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping:
arm: mm: fix DMA pool affiliation check
| -rw-r--r-- | 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 051204fc4617..e59c4ab71bcb 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -489,7 +489,7 @@ static bool __in_atomic_pool(void *start, size_t size) void *pool_start = pool->vaddr; void *pool_end = pool->vaddr + pool->size; - if (start < pool_start || start > pool_end) + if (start < pool_start || start >= pool_end) return false; if (end <= pool_end) |