From: Roy Marples <roy@marples.name>
Date: Fri, 8 Aug 2008 11:31:19 +0000 (+0000)
Subject: Skip the trailing . if it exists on the FQDN.
X-Git-Tag: v4.0.2~74
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5248f6ac08646ff73a813a5599bf18acf6937faf;p=thirdparty%2Fdhcpcd.git

Skip the trailing . if it exists on the FQDN.
---

diff --git a/dhcp.c b/dhcp.c
index 0f8a1724..6c93c791 100644
--- a/dhcp.c
+++ b/dhcp.c
@@ -712,8 +712,11 @@ encode_rfc1035(const char *src, uint8_t *dst, size_t len)
 		if (*c == '\0')
 			break;
 		if (*c == '.') {
+			/* Skip the trailing . */
+			if (c == src + len - 1)
+				break;
 			*lp = p - lp - 1;
-			if (*lp == 0)
+			if (*lp == '\0')
 				return p - dst;
 			lp = p++;
 		} else