Date: Tue, 15 Sep 2020 23:03:57 +0000 (UTC) From: Mark Johnston <markj@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r365788 - head/sys/kern Message-ID: <202009152303.08FN3vkb095633@repo.freebsd.org>
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Author: markj Date: Tue Sep 15 23:03:56 2020 New Revision: 365788 URL: https://svnweb.freebsd.org/changeset/base/365788 Log: Fix locking in uipc_accept(). Reported by: cy MFC after: 1 week Sponsored by: The FreeBSD Foundation Modified: head/sys/kern/uipc_usrreq.c Modified: head/sys/kern/uipc_usrreq.c ============================================================================== --- head/sys/kern/uipc_usrreq.c Tue Sep 15 22:19:16 2020 (r365787) +++ head/sys/kern/uipc_usrreq.c Tue Sep 15 23:03:56 2020 (r365788) @@ -506,7 +506,10 @@ uipc_accept(struct socket *so, struct sockaddr **nam) else sa = &sun_noname; bcopy(sa, *nam, sa->sa_len); - unp_pcb_unlock_pair(unp, unp2); + if (unp2 != NULL) + unp_pcb_unlock_pair(unp, unp2); + else + UNP_PCB_UNLOCK(unp); return (0); }
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