tg3: Disable TSS also during tg3_close()

The TSS flag needs to be turned off during tg3_close().  If the device
fails to allocate more than one MSI-X vector the next time the device is
brought up, transmits will fail.
Signed-off-by: NMatt Carlson <mcarlson@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/tg3.c

@@ -8864,7 +8864,7 @@ static void tg3_ints_fini(struct tg3 *tp)
 	else if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
 		pci_disable_msi(tp->pdev);
 	tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI_OR_MSIX;
-	tp->tg3_flags3 &= ~TG3_FLG3_ENABLE_RSS;
+	tp->tg3_flags3 &= ~(TG3_FLG3_ENABLE_RSS | TG3_FLG3_ENABLE_TSS);
 }
 
 static int tg3_open(struct net_device *dev)