Staging: et131x: Properly disable FC in txmac.

FC disable is bit 3 of the txmac ctl register, but commit 6720949
("Staging: et131x: Kil the txmac type") accidentally changed the code to
set bit 2 instead.

Signed-off-by: Nick Bowler <nbowler@draconx.ca>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/staging/et131x/et1310_mac.c

@@ -226,7 +226,7 @@ void ConfigMACRegs2(struct et131x_adapter *etdev)
 	}
 
 	/* Enable TXMAC */
-	ctl |= 0x05;	/* TX mac enable, FC disable */
+	ctl |= 0x09;	/* TX mac enable, FC disable */
 	writel(ctl, &etdev->regs->txmac.ctl);
 
 	/* Ready to start the RXDMA/TXDMA engine */