diff options
Diffstat (limited to 'sys/netinet')
| -rw-r--r-- | sys/netinet/in.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/netinet/in.c b/sys/netinet/in.c index 2eb5e94..0f44ba8 100644 --- a/sys/netinet/in.c +++ b/sys/netinet/in.c @@ -961,6 +961,7 @@ in_addmulti(ap, ifp) struct sockaddr_in sin; struct ifmultiaddr *ifma; + IFF_LOCKGIANT(ifp); IN_MULTI_LOCK(); /* * Call generic routine to add membership or increment @@ -974,6 +975,7 @@ in_addmulti(ap, ifp) error = if_addmulti(ifp, (struct sockaddr *)&sin, &ifma); if (error) { IN_MULTI_UNLOCK(); + IFF_UNLOCKGIANT(ifp); return 0; } @@ -983,6 +985,7 @@ in_addmulti(ap, ifp) */ if (ifma->ifma_protospec != NULL) { IN_MULTI_UNLOCK(); + IFF_UNLOCKGIANT(ifp); return ifma->ifma_protospec; } @@ -990,6 +993,7 @@ in_addmulti(ap, ifp) M_NOWAIT | M_ZERO); if (inm == NULL) { IN_MULTI_UNLOCK(); + IFF_UNLOCKGIANT(ifp); return (NULL); } @@ -1004,6 +1008,7 @@ in_addmulti(ap, ifp) */ igmp_joingroup(inm); IN_MULTI_UNLOCK(); + IFF_UNLOCKGIANT(ifp); return (inm); } @@ -1016,7 +1021,10 @@ in_delmulti(inm) { struct ifmultiaddr *ifma; struct in_multi my_inm; + struct ifnet *ifp; + ifp = inm->inm_ifp; + IFF_LOCKGIANT(ifp); IN_MULTI_LOCK(); ifma = inm->inm_ifma; my_inm.inm_ifp = NULL ; /* don't send the leave msg */ @@ -1036,6 +1044,7 @@ in_delmulti(inm) if_delmulti(ifma->ifma_ifp, ifma->ifma_addr); if (my_inm.inm_ifp != NULL) igmp_leavegroup(&my_inm); + IFF_UNLOCKGIANT(ifp); IN_MULTI_UNLOCK(); } |
