From: fredrik <fredrik@959494ce-11ee-0310-bf91-de5d638817bd>
Date: Thu, 27 Apr 2006 15:27:51 +0000 (+0000)
Subject: Check for error return from getaddrinfo...
X-Git-Url: http://git.dolda2000.com/gitweb/?a=commitdiff_plain;h=5bd036b52f6cfa5dfbfe43f487fcc61821dd6ed6;p=icmp-dn.git

Check for error return from getaddrinfo...


git-svn-id: svn+ssh://svn.dolda2000.com/srv/svn/repos/src/icmp-dn@605 959494ce-11ee-0310-bf91-de5d638817bd
---

diff --git a/src/idnlookup.c b/src/idnlookup.c
index b120c52..4866c81 100644
--- a/src/idnlookup.c
+++ b/src/idnlookup.c
@@ -157,7 +157,10 @@ int main(int argc, char **argv)
     memset(&aihint, 0, sizeof(aihint));
     aihint.ai_socktype = SOCK_RAW;
     aihint.ai_protocol = IPPROTO_ICMP;
-    ret = getaddrinfo(argv[optind], NULL, &aihint, &ai);
+    if((ret = getaddrinfo(argv[optind], NULL, &aihint, &ai)) != 0) {
+	fprintf(stderr, "%s: %s\n", argv[optind], gai_strerror(ret));
+	exit(1);
+    }
     
     for(cai = ai; cai != NULL; cai = cai->ai_next) {
 	if((s = socket(cai->ai_family, SOCK_RAW, IPPROTO_ICMP)) < 0) {