svn commit: r261400 - head/sys/netinet6

[Andrey V. Elsukov]

Author: ae
Date: Sun Feb  2 07:28:04 2014
New Revision: 261400
URL: http://svnweb.freebsd.org/changeset/base/261400

Log:
  Take exclusive lock only when lle isn't NULL. We don't need write access
  to lle in most cases.
  
  MFC after:	1 week
  Sponsored by:	Yandex LLC

Modified:
  head/sys/netinet6/nd6.c

Modified: head/sys/netinet6/nd6.c
==============================================================================
--- head/sys/netinet6/nd6.c	Sun Feb  2 06:34:38 2014	(r261399)
+++ head/sys/netinet6/nd6.c	Sun Feb  2 07:28:04 2014	(r261400)
@@ -1889,7 +1889,7 @@ nd6_output_lle(struct ifnet *ifp, struct
 	 * or an anycast address(i.e. not a multicast).
 	 */
 
-	flags = ((m != NULL) || (lle != NULL)) ? LLE_EXCLUSIVE : 0;
+	flags = (lle != NULL) ? LLE_EXCLUSIVE : 0;
 	if (ln == NULL) {
 	retry:
 		IF_AFDATA_RLOCK(ifp);