cxgb4vf: Remove superfluous call to pci_disable_msix()

There is no need to call pci_disable_msix() in case
the previous call to pci_enable_msix() failed
Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
Cc: Casey Leedom <leedom@chelsio.com>
Cc: netdev@vger.kernel.org
Cc: linux-pci@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c

@@ -2475,7 +2475,6 @@ static int enable_msix(struct adapter *adapter)
 		for (i = 0; i < want; ++i)
 			adapter->msix_info[i].vec = entries[i].vector;
 	} else if (err > 0) {
-		pci_disable_msix(adapter->pdev);
 		dev_info(adapter->pdev_dev, "only %d MSI-X vectors left,"
 			 " not using MSI-X\n", err);
 	}