net: smc91x: Remove set but not used variable 'status' in smc_phy_configure()

Fixes the following warning when using W=1 to build kernel:

drivers/net/ethernet/smsc/smc91x.c: In function ‘smc_phy_configure’:
drivers/net/ethernet/smsc/smc91x.c:1039:6: warning: variable ‘status’ set but not used [-Wunused-but-set-variable]
  int status;
Signed-off-by: Luo Jiaxing <luojiaxing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/smsc/smc91x.c

@@ -1036,7 +1036,6 @@ static void smc_phy_configure(struct work_struct *work)
 	int phyaddr = lp->mii.phy_id;
 	int my_phy_caps; /* My PHY capabilities */
 	int my_ad_caps; /* My Advertised capabilities */
-	int status;
 
 	DBG(3, dev, "smc_program_phy()\n");
 
@@ -1110,7 +1109,7 @@ static void smc_phy_configure(struct work_struct *work)
 	 * auto-negotiation is restarted, sometimes it isn't ready and
 	 * the link does not come up.
 	 */
-	status = smc_phy_read(dev, phyaddr, MII_ADVERTISE);
+	smc_phy_read(dev, phyaddr, MII_ADVERTISE);
 
 	DBG(2, dev, "phy caps=%x\n", my_phy_caps);
 	DBG(2, dev, "phy advertised caps=%x\n", my_ad_caps);