Author: rwatson
Date: Mon Apr 20 20:09:55 2009
New Revision: 191335
URL: http://svn.freebsd.org/changeset/base/191335
Log:
Prefer if_addrhead (FreeBSD) to if_addrlist (BSD compat) naming for the
interface address list in if_stf.c.
Acquire interface address list locks around address list access.
MFC after: 2 months
Modified:
head/sys/net/if_stf.c
Modified: head/sys/net/if_stf.c
==============================================================================
--- head/sys/net/if_stf.c Mon Apr 20 19:53:26 2009 (r191334)
+++ head/sys/net/if_stf.c Mon Apr 20 20:09:55 2009 (r191335)
@@ -382,7 +382,8 @@ stf_getsrcifa6(ifp)
struct sockaddr_in6 *sin6;
struct in_addr in;
- TAILQ_FOREACH(ia, &ifp->if_addrlist, ifa_list) {
+ IF_ADDR_LOCK(ifp);
+ TAILQ_FOREACH(ia, &ifp->if_addrhead, ifa_list) {
if (ia->ifa_addr->sa_family != AF_INET6)
continue;
sin6 = (struct sockaddr_in6 *)ia->ifa_addr;
@@ -396,8 +397,10 @@ stf_getsrcifa6(ifp)
if (ia4 == NULL)
continue;
+ IF_ADDR_UNLOCK(ifp);
return (struct in6_ifaddr *)ia;
}
+ IF_ADDR_UNLOCK(ifp);
return NULL;
}
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