lkml.org 
[lkml]   [2015]   [Nov]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] arch:arm:mm:Correction in the boundary check for module end address.
Date
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


\
 
 \ /
  Last update: 2015-11-09 09:21    [W:0.034 / U:0.628 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site