git: 88e1bc06692a - stable/14 - mcast: fix leaked igmp packets on multicast cleanup
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Date: Mon, 26 Aug 2024 15:51:54 UTC
The branch stable/14 has been updated by imp: URL: https://cgit.FreeBSD.org/src/commit/?id=88e1bc06692ae4552462945c53b5047e8dad5929 commit 88e1bc06692ae4552462945c53b5047e8dad5929 Author: Kristof Provost <kp@FreeBSD.org> AuthorDate: 2023-12-13 12:32:08 +0000 Commit: Warner Losh <imp@FreeBSD.org> CommitDate: 2024-08-26 15:46:21 +0000 mcast: fix leaked igmp packets on multicast cleanup When we release a multicast address (e.g. on interface shutdown) we may still have packets queued in inm_scq. We have to free those, or we'll leak memory. Reviewed by: glebius Sponsored by: Rubicon Communications, LLC ("Netgate") Differential Revision: https://reviews.freebsd.org/D43033 (cherry picked from commit c2e340452c147b551180f2a1600ae76491342b0e) --- sys/netinet/in_mcast.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sys/netinet/in_mcast.c b/sys/netinet/in_mcast.c index f93c4b0dac8c..3dc4fa271683 100644 --- a/sys/netinet/in_mcast.c +++ b/sys/netinet/in_mcast.c @@ -1181,6 +1181,7 @@ inm_purge(struct in_multi *inm) free(ims, M_IPMSOURCE); inm->inm_nsrc--; } + mbufq_drain(&inm->inm_scq); } /*