Author: gnn Date: Sun Feb 9 21:48:14 2014 New Revision: 261694 URL: http://svnweb.freebsd.org/changeset/base/261694
Log: MFC: 260796 Fix various places where we don't properly release a lock. PR: 185043 Submitted by: Michael Bentkofsky Modified: stable/9/sys/netinet/in_mcast.c Directory Properties: stable/9/sys/ (props changed) Modified: stable/9/sys/netinet/in_mcast.c ============================================================================== --- stable/9/sys/netinet/in_mcast.c Sun Feb 9 21:47:46 2014 (r261693) +++ stable/9/sys/netinet/in_mcast.c Sun Feb 9 21:48:14 2014 (r261694) @@ -1446,7 +1446,7 @@ inp_block_unblock_source(struct inpcb *i error = inm_merge(inm, imf); if (error) { CTR1(KTR_IGMPV3, "%s: failed to merge inm state", __func__); - goto out_imf_rollback; + goto out_in_multi_locked; } CTR1(KTR_IGMPV3, "%s: doing igmp downcall", __func__); @@ -1454,6 +1454,8 @@ inp_block_unblock_source(struct inpcb *i if (error) CTR1(KTR_IGMPV3, "%s: failed igmp downcall", __func__); +out_in_multi_locked: + IN_MULTI_UNLOCK(); out_imf_rollback: @@ -2094,8 +2096,12 @@ inp_join_group(struct inpcb *inp, struct if (is_new) { error = in_joingroup_locked(ifp, &gsa->sin.sin_addr, imf, &inm); - if (error) + if (error) { + CTR1(KTR_IGMPV3, "%s: in_joingroup_locked failed", + __func__); + IN_MULTI_UNLOCK(); goto out_imo_free; + } imo->imo_membership[idx] = inm; } else { CTR1(KTR_IGMPV3, "%s: merge inm state", __func__); @@ -2103,20 +2109,21 @@ inp_join_group(struct inpcb *inp, struct if (error) { CTR1(KTR_IGMPV3, "%s: failed to merge inm state", __func__); - goto out_imf_rollback; + goto out_in_multi_locked; } CTR1(KTR_IGMPV3, "%s: doing igmp downcall", __func__); error = igmp_change_state(inm); if (error) { CTR1(KTR_IGMPV3, "%s: failed igmp downcall", __func__); - goto out_imf_rollback; + goto out_in_multi_locked; } } +out_in_multi_locked: + IN_MULTI_UNLOCK(); -out_imf_rollback: INP_WLOCK_ASSERT(inp); if (error) { imf_rollback(imf); @@ -2320,7 +2327,7 @@ inp_leave_group(struct inpcb *inp, struc if (error) { CTR1(KTR_IGMPV3, "%s: failed to merge inm state", __func__); - goto out_imf_rollback; + goto out_in_multi_locked; } CTR1(KTR_IGMPV3, "%s: doing igmp downcall", __func__); @@ -2331,9 +2338,10 @@ inp_leave_group(struct inpcb *inp, struc } } +out_in_multi_locked: + IN_MULTI_UNLOCK(); -out_imf_rollback: if (error) imf_rollback(imf); else @@ -2567,7 +2575,7 @@ inp_set_source_filters(struct inpcb *inp error = inm_merge(inm, imf); if (error) { CTR1(KTR_IGMPV3, "%s: failed to merge inm state", __func__); - goto out_imf_rollback; + goto out_in_multi_locked; } CTR1(KTR_IGMPV3, "%s: doing igmp downcall", __func__); @@ -2575,6 +2583,8 @@ inp_set_source_filters(struct inpcb *inp if (error) CTR1(KTR_IGMPV3, "%s: failed igmp downcall", __func__); +out_in_multi_locked: + IN_MULTI_UNLOCK(); out_imf_rollback: _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"