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changeset 1315:6e58b411b02c draft

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Some glibc versions have a NULL ifa_addr for the ifa from getifaddrs(3).
author Roy Marples <roy@marples.name>
date Sun, 10 May 2009 20:20:18 +0000
parents 77ad973b3bc0
children a21d1cd02a90
files net.c
diffstat 1 files changed, 4 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/net.c	Sun May 10 16:21:57 2009 +0000
+++ b/net.c	Sun May 10 20:20:18 2009 +0000
@@ -272,6 +272,8 @@
 
 	ifs = ifl = NULL;
 	for (ifa = ifaddrs; ifa; ifa = ifa->ifa_next) {
+		if (ifa->ifa_addr == NULL) /* should not happen */
+			continue;
 #ifdef AF_LINK
 		if (ifa->ifa_addr->sa_family != AF_LINK)
 			continue;
@@ -372,6 +374,8 @@
 
 	retval = 0;
 	for (ifa = ifaddrs; ifa; ifa = ifa->ifa_next) {
+		if (ifa->ifa_addr == NULL) /* should not happen */
+			continue;
 		if (ifa->ifa_addr->sa_family != AF_INET ||
 		    strcmp(ifa->ifa_name, ifname) != 0)
 			continue;