ray_cs: remove redundant pointer 'p'

Pointer 'p' is being assigned but is never used hence it is
redundant and can be removed. Also re-work if statement to remove
redundant assignment of p.

Cleans up clang warning:
warning: variable 'p' set but not used [-Wunused-but-set-variable]
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/ray_cs.c

@@ -470,7 +470,6 @@ static inline struct rcs __iomem *rcs_base(ray_dev_t *dev)
 static int ray_init(struct net_device *dev)
 {
 	int i;
-	UCHAR *p;
 	struct ccs __iomem *pccs;
 	ray_dev_t *local = netdev_priv(dev);
 	struct pcmcia_device *link = local->finder;
@@ -513,12 +512,9 @@ static int ray_init(struct net_device *dev)
 	init_startup_params(local);
 
 	/* copy mac address to startup parameters */
-	if (parse_addr(phy_addr, local->sparm.b4.a_mac_addr)) {
-		p = local->sparm.b4.a_mac_addr;
-	} else {
+	if (!parse_addr(phy_addr, local->sparm.b4.a_mac_addr)) {
 		memcpy(&local->sparm.b4.a_mac_addr,
 		       &local->startup_res.station_addr, ADDRLEN);
-		p = local->sparm.b4.a_mac_addr;
 	}
 
 	clear_interrupt(local);	/* Clear any interrupt from the card */