Author: qingli
Date: Tue Dec 23 03:33:32 2008
New Revision: 186411
URL: http://svn.freebsd.org/changeset/base/186411
Log:
Don't create a bogus ARP entry for 0.0.0.0.
Modified:
head/sys/netinet/if_ether.c
Modified: head/sys/netinet/if_ether.c
==============================================================================
--- head/sys/netinet/if_ether.c Tue Dec 23 02:19:14 2008 (r186410)
+++ head/sys/netinet/if_ether.c Tue Dec 23 03:33:32 2008 (r186411)
@@ -758,23 +758,24 @@ arp_ifinit(struct ifnet *ifp, struct ifa
{
struct llentry *lle;
- if (ntohl(IA_SIN(ifa)->sin_addr.s_addr) != INADDR_ANY)
+ if (ntohl(IA_SIN(ifa)->sin_addr.s_addr) != INADDR_ANY) {
arprequest(ifp, &IA_SIN(ifa)->sin_addr,
&IA_SIN(ifa)->sin_addr, IF_LLADDR(ifp));
- /*
- * interface address is considered static entry
- * because the output of the arp utility shows
- * that L2 entry as permanent
- */
- IF_AFDATA_LOCK(ifp);
- lle = lla_lookup(LLTABLE(ifp), (LLE_CREATE | LLE_IFADDR | LLE_STATIC),
- (struct sockaddr *)IA_SIN(ifa));
- IF_AFDATA_UNLOCK(ifp);
- if (lle == NULL)
- log(LOG_INFO, "arp_ifinit: cannot create arp "
- "entry for interface address\n");
- else
- LLE_RUNLOCK(lle);
+ /*
+ * interface address is considered static entry
+ * because the output of the arp utility shows
+ * that L2 entry as permanent
+ */
+ IF_AFDATA_LOCK(ifp);
+ lle = lla_lookup(LLTABLE(ifp), (LLE_CREATE | LLE_IFADDR |
LLE_STATIC),
+ (struct sockaddr *)IA_SIN(ifa));
+ IF_AFDATA_UNLOCK(ifp);
+ if (lle == NULL)
+ log(LOG_INFO, "arp_ifinit: cannot create arp "
+ "entry for interface address\n");
+ else
+ LLE_RUNLOCK(lle);
+ }
ifa->ifa_rtrequest = NULL;
}
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