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From: David Xu <davidxu@FreeBSD.org>
Date: Fri, 12 Nov 2010 09:46:22 +0000 (UTC)
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Subject: svn commit: r215171 - user/davidxu/libthr/sys/kern
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Author: davidxu
Date: Fri Nov 12 09:46:22 2010
New Revision: 215171
URL: http://svn.freebsd.org/changeset/base/215171

Log:
  Don't forget to decrease the robust mutex count if there is error.

Modified:
  user/davidxu/libthr/sys/kern/kern_umtx.c

Modified: user/davidxu/libthr/sys/kern/kern_umtx.c
==============================================================================
--- user/davidxu/libthr/sys/kern/kern_umtx.c	Fri Nov 12 09:34:21 2010	(r215170)
+++ user/davidxu/libthr/sys/kern/kern_umtx.c	Fri Nov 12 09:46:22 2010	(r215171)
@@ -4251,6 +4251,7 @@ robust_alloc(struct robust_info **robpp)
 				&max_robust_lock, 0, "maxrob", 0);
 			if (error != 0) {
 				mtx_unlock(&max_robust_lock);
+				atomic_fetchadd_int(&p->p_robustcount, -1);
 				return (error);
 			}
 		}