qed: Correct min bandwidth for 100g

Driver uses reverse logic when checking if minimum
bandwidth configuration applied, causing it to
configure the guarantee only on the first hw-function.

Fixes: a0d26d5a ("qed*: Don't reset statistics on inner reload")
Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/qlogic/qed/qed_dev.c

@@ -2539,7 +2539,7 @@ int qed_configure_vport_wfq(struct qed_dev *cdev, u16 vp_id, u32 rate)
 
 		rc = __qed_configure_vport_wfq(p_hwfn, p_ptt, vp_id, rate);
 
-		if (!rc) {
+		if (rc) {
 			qed_ptt_release(p_hwfn, p_ptt);
 			return rc;
 		}