From: Roy Marples <roy@marples.name>
Date: Wed, 4 Sep 2019 03:48:11 +0000 (+0300)
Subject: Solaris: Harden prior for IFF_POINTOPOINT
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ce81abd4cefa1ea1889113f3a1546f0cc26cbc86;p=thirdparty%2Fdhcpcd.git

Solaris: Harden prior for IFF_POINTOPOINT
---

diff --git a/src/if-sun.c b/src/if-sun.c
index 6d101941..4f4f0f33 100644
--- a/src/if-sun.c
+++ b/src/if-sun.c
@@ -439,12 +439,15 @@ if_getifaddrs(struct ifaddrs **ifap)
 	for (; ifa != NULL; ifa = ifa->ifa_next) {
 		if (ifa->ifa_addr->sa_family != AF_INET6)
 			continue;
+		if (ifa->ifa_flags & IFF_POINTOPOINT)
+			continue;
 
 		sin6 = (struct sockaddr_in6 *)ifa->ifa_addr;
 		if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr))
 			continue;
 
 		/* Total hack */
+		assert(ifa->ifa_dstaddr == NULL);
 		ifa->ifa_dstaddr = malloc(sizeof(struct sockaddr_in6));
 		if (ifa->ifa_dstaddr == NULL)
 			continue;