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From: Justin Hibbits <jhibbits@FreeBSD.org>
Date: Sun, 24 Apr 2016 01:38:45 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r298526 - head/sys/contrib/ncsw/user/env
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Author: jhibbits
Date: Sun Apr 24 01:38:45 2016
New Revision: 298526
URL: https://svnweb.freebsd.org/changeset/base/298526

Log:
  Zero the newly allocated spinlock.
  
  Not sure how this worked testing with DIAGNOSTIC set, but with it disabled this
  fails due to the spinlock being "initialized" with 0xdeadc0de.

Modified:
  head/sys/contrib/ncsw/user/env/xx.c

Modified: head/sys/contrib/ncsw/user/env/xx.c
==============================================================================
--- head/sys/contrib/ncsw/user/env/xx.c	Sat Apr 23 22:57:54 2016	(r298525)
+++ head/sys/contrib/ncsw/user/env/xx.c	Sun Apr 24 01:38:45 2016	(r298526)
@@ -561,7 +561,7 @@ XX_InitSpinlock(void)
 {
 	struct mtx *m;
 
-	m = malloc(sizeof(*m), M_NETCOMMSW, M_NOWAIT);
+	m = malloc(sizeof(*m), M_NETCOMMSW, M_NOWAIT | M_ZERO);
 	if (!m)
 		return (0);