Author: hrs
Date: Fri Oct 16 01:16:01 2015
New Revision: 289400
URL: https://svnweb.freebsd.org/changeset/base/289400

Log:
  Fix a panic when destroying a lagg interface.
  
  Differential Revision:        https://reviews.freebsd.org/D3883

Modified:
  head/sys/net/if_lagg.c

Modified: head/sys/net/if_lagg.c
==============================================================================
--- head/sys/net/if_lagg.c      Fri Oct 16 00:38:05 2015        (r289399)
+++ head/sys/net/if_lagg.c      Fri Oct 16 01:16:01 2015        (r289400)
@@ -916,7 +916,8 @@ lagg_port_destroy(struct lagg_port *lp, 
                 * iflladdr_event.
                 */
                sc->sc_primary = lp0;
-               lagg_port_lladdr(lp0, lladdr);
+               if (lp0 != NULL)
+                       lagg_port_lladdr(lp0, lladdr);
        }
 
        /* Remove any pending lladdr changes from the queue */
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