X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=lib%2Fstrto.c;h=e93a4f5491c3263ae179f6430476996538026328;hb=6121a54d603d03da2da87b10881a30a61a8614a3;hp=a6c01574dac3f6994cc3121f5d15082ad44e5155;hpb=e6ac28b60be2d670948332197862e314b7977177;p=people%2Fms%2Fu-boot.git

diff --git a/lib/strto.c b/lib/strto.c
index a6c01574da..e93a4f5491 100644
--- a/lib/strto.c
+++ b/lib/strto.c
@@ -160,9 +160,11 @@ long trailing_strtoln(const char *str, const char *end)
 
 	if (!end)
 		end = str + strlen(str);
-	for (p = end - 1; p > str; p--) {
-		if (!isdigit(*p))
-			return simple_strtoul(p + 1, NULL, 10);
+	if (isdigit(end[-1])) {
+		for (p = end - 1; p > str; p--) {
+			if (!isdigit(*p))
+				return simple_strtoul(p + 1, NULL, 10);
+		}
 	}
 
 	return -1;