Fix for coverity (check setsockopt succeeded)

diff --git a/src/lib/tcp.c b/src/lib/tcp.c
index 2327310..c364e8f 100644 (file)
--- a/src/lib/tcp.c
+++ b/src/lib/tcp.c
@@ -72,8 +72,12 @@ int fr_tcp_socket(fr_ipaddr_t *ipaddr, int port)
 #ifdef IPV6_V6ONLY
 
                if (IN6_IS_ADDR_UNSPECIFIED(&ipaddr->ipaddr.ip6addr)) {
-                       setsockopt(sockfd, IPPROTO_IPV6, IPV6_V6ONLY,
-                                  (char *)&on, sizeof(on));
+                       if (setsockopt(sockfd, IPPROTO_IPV6, IPV6_V6ONLY,
+                                      (char *)&on, sizeof(on)) < 0) {
+                               fr_strerror_printf("Failed in setsockopt(): %s",
+                                                  strerror(errno));
+                               close(sockfd);       
+                       } 
                }
 #endif /* IPV6_V6ONLY */
        }