From c6ce8733dda7e6f9146e0a040048aebea0c2e589 Mon Sep 17 00:00:00 2001
From: Denis Vlasenko
Date: Wed, 29 Nov 2006 18:15:52 +0000
Subject: cut 0.5k off mkfs.minix assorted strtoul fixes (that's what brought
 me into minix)...

---
 util-linux/fdisk.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'util-linux/fdisk.c')

diff --git a/util-linux/fdisk.c b/util-linux/fdisk.c
index c226d6a..2f87f1c 100644
--- a/util-linux/fdisk.c
+++ b/util-linux/fdisk.c
@@ -330,13 +330,16 @@ read_maybe_empty(const char *mesg)
 static int
 read_hex(const struct systypes *sys)
 {
+	unsigned long v;
 	while (1) {
 		read_nonempty(_("Hex code (type L to list codes): "));
-		if (*line_ptr == 'l' || *line_ptr == 'L')
+		if (*line_ptr == 'l' || *line_ptr == 'L') {
 			list_types(sys);
-		else if (isxdigit(*line_ptr)) {
-			return strtoul(line_ptr, NULL, 16);
+			continue;
 		}
+		v = bb_strtoul(line_ptr, NULL, 16);
+		if (errno || v > 0xff) continue;
+		return v;
 	}
 }
 #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
-- 
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