ARM: s3c: Use strscpy to replace strlcpy

The strlcpy should not be used because it doesn't limit the source
length.  Preferred is strscpy.

Signed-off-by: XueBing Chen <chenxuebing@jari.cn>
Link: https://lore.kernel.org/r/3e0217ca.a1d.180f90f39c7.Coremail.chenxuebing@jari.cn
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

arch/arm/mach-s3c/mach-mini2440.c

@@ -624,7 +624,7 @@ static char mini2440_features_str[12] __initdata = "0tb";
 static int __init mini2440_features_setup(char *str)
 {
 	if (str)
-		strlcpy(mini2440_features_str, str,
+		strscpy(mini2440_features_str, str,
 			sizeof(mini2440_features_str));
 	return 1;
 }