qlge: fix duplicated code for different branches

Refactor code in order to avoid identical code for different branches.

This issue was detected with the help of Coccinelle.
Signed-off-by: NGustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/qlogic/qlge/qlge_dbg.c

@@ -144,42 +144,23 @@ static int ql_get_serdes_regs(struct ql_adapter *qdev,
 	xaui_direct_valid = xaui_indirect_valid = 1;
 
 	/* The XAUI needs to be read out per port */
-	if (qdev->func & 1) {
-		/* We are NIC 2	*/
-		status = ql_read_other_func_serdes_reg(qdev,
-				XG_SERDES_XAUI_HSS_PCS_START, &temp);
-		if (status)
-			temp = XG_SERDES_ADDR_XAUI_PWR_DOWN;
-		if ((temp & XG_SERDES_ADDR_XAUI_PWR_DOWN) ==
-					XG_SERDES_ADDR_XAUI_PWR_DOWN)
-			xaui_indirect_valid = 0;
+	status = ql_read_other_func_serdes_reg(qdev,
+			XG_SERDES_XAUI_HSS_PCS_START, &temp);
+	if (status)
+		temp = XG_SERDES_ADDR_XAUI_PWR_DOWN;
 
-		status = ql_read_serdes_reg(qdev,
-				XG_SERDES_XAUI_HSS_PCS_START, &temp);
-		if (status)
-			temp = XG_SERDES_ADDR_XAUI_PWR_DOWN;
+	if ((temp & XG_SERDES_ADDR_XAUI_PWR_DOWN) ==
+				XG_SERDES_ADDR_XAUI_PWR_DOWN)
+		xaui_indirect_valid = 0;
 
-		if ((temp & XG_SERDES_ADDR_XAUI_PWR_DOWN) ==
-					XG_SERDES_ADDR_XAUI_PWR_DOWN)
-			xaui_direct_valid = 0;
-	} else {
-		/* We are NIC 1	*/
-		status = ql_read_other_func_serdes_reg(qdev,
-				XG_SERDES_XAUI_HSS_PCS_START, &temp);
-		if (status)
-			temp = XG_SERDES_ADDR_XAUI_PWR_DOWN;
-		if ((temp & XG_SERDES_ADDR_XAUI_PWR_DOWN) ==
-					XG_SERDES_ADDR_XAUI_PWR_DOWN)
-			xaui_indirect_valid = 0;
+	status = ql_read_serdes_reg(qdev, XG_SERDES_XAUI_HSS_PCS_START, &temp);
 
-		status = ql_read_serdes_reg(qdev,
-				XG_SERDES_XAUI_HSS_PCS_START, &temp);
-		if (status)
-			temp = XG_SERDES_ADDR_XAUI_PWR_DOWN;
-		if ((temp & XG_SERDES_ADDR_XAUI_PWR_DOWN) ==
-					XG_SERDES_ADDR_XAUI_PWR_DOWN)
-			xaui_direct_valid = 0;
-	}
+	if (status)
+		temp = XG_SERDES_ADDR_XAUI_PWR_DOWN;
+
+	if ((temp & XG_SERDES_ADDR_XAUI_PWR_DOWN) ==
+				XG_SERDES_ADDR_XAUI_PWR_DOWN)
+		xaui_direct_valid = 0;
 
 	/*
 	 * XFI register is shared so only need to read one