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Date:      Sun, 17 Jan 2016 19:28:13 +0000 (UTC)
From:      Dmitry Chagin <dchagin@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r294233 - head/sys/compat/linux
Message-ID:  <201601171928.u0HJSDCl040339@repo.freebsd.org>

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Author: dchagin
Date: Sun Jan 17 19:28:13 2016
New Revision: 294233
URL: https://svnweb.freebsd.org/changeset/base/294233

Log:
  Prevent double free of control in common sendmsg path as sosend
  already freeing it.

Modified:
  head/sys/compat/linux/linux_socket.c

Modified: head/sys/compat/linux/linux_socket.c
==============================================================================
--- head/sys/compat/linux/linux_socket.c	Sun Jan 17 18:39:01 2016	(r294232)
+++ head/sys/compat/linux/linux_socket.c	Sun Jan 17 19:28:13 2016	(r294233)
@@ -1164,6 +1164,7 @@ linux_sendmsg_common(struct thread *td, 
 	msg.msg_iov = iov;
 	msg.msg_flags = 0;
 	error = linux_sendit(td, s, &msg, flags, control, UIO_USERSPACE);
+	control = NULL;
 
 bad:
 	m_freem(control);



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