From: Martin Mares <mj@ucw.cz>
Date: Tue, 6 Apr 1999 21:31:03 +0000 (+0000)
Subject: ip_pton: Avoid modification of the string we're converting.
X-Git-Tag: v1.2.0~1621
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=7976a574b692f747d833d899caf0fbbf702714c1;p=thirdparty%2Fbird.git

ip_pton: Avoid modification of the string we're converting.
---

diff --git a/lib/ipv4.c b/lib/ipv4.c
index 54e1adb35..04e15b053 100644
--- a/lib/ipv4.c
+++ b/lib/ipv4.c
@@ -81,12 +81,12 @@ ip_pton(char *a, ip_addr *o)
       char *d, *c = strchr(a, '.');
       if (!c != !i)
 	return 0;
-      if (c)
-	*c++ = 0;
       l = strtoul(a, &d, 10);
-      if (d && *d || l > 255)
+      if (d != c && *d || l > 255)
 	return 0;
       ia = (ia << 8) | l;
+      if (c)
+	c++;
       a = c;
     }
   *o = ipa_from_u32(ia);