Fix: fail when link-local addresses returns -1.

9476b137 · Matthieu Boutier · Juliusz Chroboczek · e24feeb8 · 9476b137
Commit 9476b137 authored Mar 13, 2015 by Matthieu Boutier Committed by Juliusz Chroboczek Mar 13, 2015
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interface.c interface.c +4 -1

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--- a/interface.c
+++ b/interface.c
@@ -362,7 +362,10 @@ interface_up(struct interface *ifp, int up)
            ifp->max_rtt_penalty > 0))
            ifp->flags |= IF_TIMESTAMPS;

-        check_link_local_addresses(ifp);
+        rc = check_link_local_addresses(ifp);
+        if(rc < 0) {
+            goto fail;
+        }
        memset(&mreq, 0, sizeof(mreq));
        memcpy(&mreq.ipv6mr_multiaddr, protocol_group, 16);
        mreq.ipv6mr_interface = ifp->ifindex;