Coding style correction of some wan drivers

Added a space separating some if/switch/while keywords from the following
parenthesis to conform to the CodingStyle.

Signed-off-by: Rudy Matela <rudy.matela@gmail.com>
Acked-by: Krzysztof Halasa <khc@pm.waw.pl>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/net/wan/hdlc_x25.c

@@ -202,10 +202,10 @@ static int x25_ioctl(struct net_device *dev, struct ifreq *ifr)
 		return 0; /* return protocol only, no settable parameters */
 
 	case IF_PROTO_X25:
-		if(!capable(CAP_NET_ADMIN))
+		if (!capable(CAP_NET_ADMIN))
 			return -EPERM;
 
-		if(dev->flags & IFF_UP)
+		if (dev->flags & IFF_UP)
 			return -EBUSY;
 
 		result=hdlc->attach(dev, ENCODING_NRZ,PARITY_CRC16_PR1_CCITT);