Date: Sat, 7 Apr 2018 20:00:58 +0000 (UTC) From: Michael Tuexen <tuexen@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r332216 - stable/11/sys/netinet Message-ID: <201804072000.w37K0whH074961@repo.freebsd.org>
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Author: tuexen Date: Sat Apr 7 20:00:58 2018 New Revision: 332216 URL: https://svnweb.freebsd.org/changeset/base/332216 Log: MFC r324954: Fix a locking issue found by running AFL on the userland stack. Thanks to Felix Weinrank for reporting the issue. Modified: stable/11/sys/netinet/sctp_input.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/netinet/sctp_input.c ============================================================================== --- stable/11/sys/netinet/sctp_input.c Sat Apr 7 19:59:40 2018 (r332215) +++ stable/11/sys/netinet/sctp_input.c Sat Apr 7 20:00:58 2018 (r332216) @@ -4866,9 +4866,6 @@ process_control_chunks: if ((stcb != NULL) && (stcb->asoc.total_output_queue_size)) { ; } else { - if (stcb != NULL) { - SCTP_TCB_UNLOCK(stcb); - } *offset = length; if (stcb != NULL) { #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
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