Index: if_vge.c
===================================================================
--- if_vge.c	(revision 184804)
+++ if_vge.c	(working copy)
@@ -2226,15 +2226,17 @@
 			}
 		}
 #endif /* DEVICE_POLLING */
-		if (mask & IFCAP_HWCSUM) {
-			ifp->if_capenable |= ifr->ifr_reqcap & (IFCAP_HWCSUM);
-			if (ifp->if_capenable & IFCAP_TXCSUM)
-				ifp->if_hwassist = VGE_CSUM_FEATURES;
+		if ((mask & IFCAP_TXCSUM) != 0 &&
+		    (ifp->if_capabilities & IFCAP_TXCSUM) != 0) {
+			ifp->if_capenable ^= IFCAP_TXCSUM;
+			if ((ifp->if_capenable & IFCAP_TXCSUM) != 0)
+				ifp->if_hwassist |= VGE_CSUM_FEATURES;
 			else
-				ifp->if_hwassist = 0;
-			if (ifp->if_drv_flags & IFF_DRV_RUNNING)
-				vge_init(sc);
+				ifp->if_hwassist &= ~VGE_CSUM_FEATURES;
 		}
+		if ((mask & IFCAP_RXCSUM) != 0 &&
+		    (ifp->if_capabilities & IFCAP_RXCSUM) != 0)
+			ifp->if_capenable ^= IFCAP_RXCSUM;
 	    }
 		break;
 	default: