Author: mjacob
Date: Fri May 14 16:56:18 2010
New Revision: 208082
URL: http://svn.freebsd.org/changeset/base/208082

Log:
  Make sure to check that the active provider pointer points to something before
  dereferencing the pointer.
  
  Sponsored by:   Pansas
  MFC after:    1 week

Modified:
  head/sys/geom/multipath/g_multipath.c

Modified: head/sys/geom/multipath/g_multipath.c
==============================================================================
--- head/sys/geom/multipath/g_multipath.c       Fri May 14 16:55:13 2010        
(r208081)
+++ head/sys/geom/multipath/g_multipath.c       Fri May 14 16:56:18 2010        
(r208082)
@@ -757,7 +757,7 @@ g_multipath_ctl_getactive(struct gctl_re
                return;
        }
        sc = gp->softc;
-       if (sc->cp_active) {
+       if (sc->cp_active && sc->cp_active->provider) {
                sbuf_printf(sb, "%s\n", sc->cp_active->provider->name);
        } else {
                sbuf_printf(sb, "none\n");
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