staging: gdm72xx: Add space around '>>'

Add space around operator '>>'. Problem found using
checkpatch.pl
CHECK: spaces preferred around that '>>' (ctx:VxV)
Signed-off-by: Burcin Akalin <brcnakalin@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/gdm72xx/gdm_qos.c

@@ -193,7 +193,7 @@ static int get_qos_index(struct nic *nic, u8 *iph, u8 *tcpudph)
 	if (!iph || !tcpudph)
 		return -1;
 
-	ip_ver = (iph[0]>>4) & 0xf;
+	ip_ver = (iph[0] >> 4) & 0xf;
 
 	if (ip_ver != 4)
 		return -1;