ARM: SAMSUNG: using vsnprintf instead of vsprintf for the limit buffer length 256

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

Signed-off-by: Chen Gang <gang.chen@asianux.com>
Cc: Ben Dooks <ben@fluff.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/plat-samsung/pm.c b/arch/arm/plat-samsung/pm.c
index 1507028..d896add 100644 (file)
--- 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);