[PATCH v2] ARM: plat-samsung: using vsnprintf instead of vsprintf for the limit buffer length 256

[Chen Gang]

  the buff is 256 limited, so need use vsnprintf instead of vsprintf

Signed-off-by: Chen Gang <gang.chen at asianux.com>
Cc: Ben Dooks <ben at fluff.org>
---
 arch/arm/plat-samsung/pm.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/plat-samsung/pm.c b/arch/arm/plat-samsung/pm.c
index 1507028..d896add 100644
--- a/arch/arm/plat-samsung/pm.c
+++ b/arch/arm/plat-samsung/pm.c
@@ -51,7 +51,7 @@ void s3c_pm_dbg(const char *fmt, ...)
 	char buff[256];
 
 	va_start(va, fmt);
-	vsprintf(buff, fmt, va);
+	vsnprintf(buff, sizeof(buff), fmt, va);
 	va_end(va);
 
 	printascii(buff);
-- 
1.7.10.4