Messages in this thread Patch in this message | | | From | Shailendra Verma <> | Subject | [PATCH] arch:arm:mm:Correction in the boundary check for module end address. | Date | Mon, 09 Nov 2015 13:27:28 +0530 |
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From: Shailendra Verma <Shailendra.v@samsung.com>
The module end boundary check is not proper.The out of bound value of module end can produce undesired results.
Signed-off-by: Shailendra Verma <Shailendra.v@samsung.com> Reviewed-by: Ravikant Bijendra Sharma <ravikant.s2@samsung.com> --- linux-4.3-rc6/arch/arm/mm/pageattr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/linux-4.3-rc6/arch/arm/mm/pageattr.c b/linux-4.3-rc6/arch/arm/mm/pageattr.c index cf30daf..be7fe4b 100644 --- a/linux-4.3-rc6/arch/arm/mm/pageattr.c +++ b/linux-4.3-rc6/arch/arm/mm/pageattr.c @@ -52,7 +52,7 @@ static int change_memory_common(unsigned long addr, int numpages, if (start < MODULES_VADDR || start >= MODULES_END) return -EINVAL; - if (end < MODULES_VADDR || start >= MODULES_END) + if (end < MODULES_VADDR || end >= MODULES_END) return -EINVAL; data.set_mask = set_mask; -- 1.7.9.5
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