small vr(4) patch.

[Brynet]

Remove redundant call to vr_reset, it gets called in vr_init.

-Bryan.

Index: if_vr.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/if_vr.c,v
retrieving revision 1.113
diff -u -p -u -r1.113 if_vr.c
--- dev/pci/if_vr.c     5 Jan 2012 19:08:25 -0000       1.113
+++ dev/pci/if_vr.c     28 Jan 2012 02:41:20 -0000
@@ -1124,7 +1124,6 @@ vr_intr(void *arg)
                        if (status & VR_ISR_TX_UNDERRUN)
                                printf("%s: transmit underrun\n",
                                    sc->sc_dev.dv_xname);
-                       vr_reset(sc);
                        vr_init(sc);
                        status = 0;
                }