Author: melifaro
Date: Sun Oct 18 12:03:36 2020
New Revision: 366807
URL: https://svnweb.freebsd.org/changeset/base/366807
Log:
Simplify NET_EPOCH_EXIT in inp_join_group().
Suggested by: kib
Modified:
head/sys/netinet/in_mcast.c
Modified: head/sys/netinet/in_mcast.c
==============================================================================
--- head/sys/netinet/in_mcast.c Sun Oct 18 08:58:14 2020 (r366806)
+++ head/sys/netinet/in_mcast.c Sun Oct 18 12:03:36 2020 (r366807)
@@ -2009,6 +2009,7 @@ inp_join_group(struct inpcb *inp, struct sockopt *sopt
else
ifp = inp_lookup_mcast_ifp(inp, &gsa->sin,
mreqn.imr_address);
+ NET_EPOCH_EXIT(et);
break;
}
case IP_ADD_SOURCE_MEMBERSHIP: {
@@ -2032,6 +2033,7 @@ inp_join_group(struct inpcb *inp, struct sockopt *sopt
NET_EPOCH_ENTER(et);
ifp = inp_lookup_mcast_ifp(inp, &gsa->sin,
mreqs.imr_interface);
+ NET_EPOCH_EXIT(et);
CTR3(KTR_IGMPV3, "%s: imr_interface = 0x%08x, ifp = %p",
__func__, ntohl(mreqs.imr_interface.s_addr), ifp);
break;
@@ -2074,6 +2076,7 @@ inp_join_group(struct inpcb *inp, struct sockopt *sopt
return (EADDRNOTAVAIL);
NET_EPOCH_ENTER(et);
ifp = ifnet_byindex_ref(gsr.gsr_interface);
+ NET_EPOCH_EXIT(et);
break;
default:
@@ -2082,7 +2085,6 @@ inp_join_group(struct inpcb *inp, struct sockopt *sopt
return (EOPNOTSUPP);
break;
}
- NET_EPOCH_EXIT(et);
if (ifp == NULL || (ifp->if_flags & IFF_MULTICAST) == 0) {
if (ifp != NULL)
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