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From: Michael Tuexen <tuexen@FreeBSD.org>
Date: Tue, 18 Aug 2009 19:58:49 +0000 (UTC)
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Subject: svn commit: r196364 - head/sys/netinet
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Author: tuexen
Date: Tue Aug 18 19:58:49 2009
New Revision: 196364
URL: http://svn.freebsd.org/changeset/base/196364

Log:
  Fix a crash when using one-to-one stlye socket in non-blocking
  mode and there is no listening server.
  PR: 137795
  Approved by: re, rrs (mentor)
  MFC after:immediately.

Modified:
  head/sys/netinet/sctp_output.c

Modified: head/sys/netinet/sctp_output.c
==============================================================================
--- head/sys/netinet/sctp_output.c	Tue Aug 18 16:23:09 2009	(r196363)
+++ head/sys/netinet/sctp_output.c	Tue Aug 18 19:58:49 2009	(r196364)
@@ -12464,7 +12464,8 @@ sctp_lower_sosend(struct socket *so,
 			error = ENOTCONN;
 			goto out_unlocked;
 		}
-		hold_tcblock = 0;
+		SCTP_TCB_LOCK(stcb);
+		hold_tcblock = 1;
 		SCTP_INP_RUNLOCK(inp);
 		if (addr) {
 			/* Must locate the net structure if addr given */