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From: gang.chen@asianux•com (Chen Gang)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH] ARM:mach-msm: seting tail NUL after strncpy
Date: Wed, 30 Jan 2013 13:01:07 +0800	[thread overview]
Message-ID: <5108A913.6080304@asianux.com> (raw)


  temp need NUL terminated, or next ptr may cause issue.

Signed-off-by: Chen Gang <gang.chen@asianux•com>
---
 arch/arm/mach-msm/clock-debug.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/mach-msm/clock-debug.c
b/arch/arm/mach-msm/clock-debug.c
index 4886404..bdca900 100644
--- a/arch/arm/mach-msm/clock-debug.c
+++ b/arch/arm/mach-msm/clock-debug.c
@@ -105,6 +105,8 @@ int __init clock_debug_add(struct clk *clock)
 		return -ENOMEM;

 	strncpy(temp, clock->dbg_name, ARRAY_SIZE(temp)-1);
+	temp[ARRAY_SIZE(temp)-1] = '\0';
+
 	for (ptr = temp; *ptr; ptr++)
 		*ptr = tolower(*ptr);

-- 
1.7.10.4

             reply	other threads:[~2013-01-30  5:01 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-30  5:01 Chen Gang [this message]
2013-01-30  9:19 ` [PATCH] ARM:mach-msm: seting tail NUL after strncpy Bjørn Mork
2013-01-30 10:46   ` Chen Gang
2013-01-30 11:12   ` [PATCH v2] ARM:mach-msm: using strlcpy instead lof strncpy Chen Gang
2013-01-30 21:33 ` [PATCH] ARM:mach-msm: seting tail NUL after strncpy David Brown
2013-01-30 21:59   ` Stephen Boyd
2013-02-01  1:12     ` Chen Gang

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