xircom: remove redundant error check on variable err

The error check on err is always false as err is always 0 at the
port_found label. The code is redundant and can be removed.

Addresses-Coverity: ("Logically dead code")
Signed-off-by: NColin Ian King <colin.king@canonical.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/xircom/xirc2ps_cs.c

@@ -798,8 +798,6 @@ xirc2ps_config(struct pcmcia_device * link)
 	    goto config_error;
     }
   port_found:
-    if (err)
-	 goto config_error;
 
     /****************
      * Now allocate an interrupt line.	Note that this does not