ice: handle the VF VSI rebuild failure

VSI rebuild can be failed for LAN queue config, then the VF's VSI will
be NULL, the VF reset should be stopped with the VF entering into the
disable state.

Fixes: 12bb018c ("ice: Refactor VF reset")
Signed-off-by: NHaiyue Wang <haiyue.wang@intel.com>
Tested-by: NKonrad Jankowski <konrad0.jankowski@intel.com>
Signed-off-by: NTony Nguyen <anthony.l.nguyen@intel.com>

drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c

@@ -1700,7 +1700,12 @@ bool ice_reset_vf(struct ice_vf *vf, bool is_vflr)
 		ice_vf_ctrl_vsi_release(vf);
 
 	ice_vf_pre_vsi_rebuild(vf);
-	ice_vf_rebuild_vsi_with_release(vf);
+
+	if (ice_vf_rebuild_vsi_with_release(vf)) {
+		dev_err(dev, "Failed to release and setup the VF%u's VSI\n", vf->vf_id);
+		return false;
+	}
+
 	ice_vf_post_vsi_rebuild(vf);
 
 	/* if the VF has been reset allow it to come up again */