* [PATCH] ARM: mm: fix address check in change_memory_common()
@ 2016-03-07 13:17 Dmitry Vasilyanov
0 siblings, 0 replies; only message in thread
From: Dmitry Vasilyanov @ 2016-03-07 13:17 UTC (permalink / raw)
To: Russell King; +Cc: linux-arm-kernel, linux-kernel, Dmitry Vasilyanov
The (start >= MODULES_END) is checked twice.
The second check has no sense.
Clearly, the intention was: (end >= MODULE_CHECK).
Seems to be a typo, so this patch fixes it.
---
arch/arm/mm/pageattr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mm/pageattr.c b/arch/arm/mm/pageattr.c
index d19b1ad..9edf6b0 100644
--- a/arch/arm/mm/pageattr.c
+++ b/arch/arm/mm/pageattr.c
@@ -55,7 +55,7 @@ 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;
--
2.1.4
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