staging: wilc1000: fix return type of wilc_init

This patch changes return type of wilc_init from s32 to int.
The error code as -ENOMEM or -EFAULT is returned in the wilc_init.
It is better to use return type of int in this function, not s32.
Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/host_interface.c

@@ -3779,9 +3779,9 @@ static void GetPeriodicRSSI(unsigned long arg)
 	mod_timer(&periodic_rssi, jiffies + msecs_to_jiffies(5000));
 }
 
-s32 wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler)
+int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler)
 {
-	s32 result = 0;
+	int result = 0;
 	struct host_if_drv *hif_drv;
 	struct wilc_vif *vif;
 	struct wilc *wilc;

drivers/staging/wilc1000/host_interface.h

@@ -341,7 +341,7 @@ int wilc_scan(struct wilc_vif *vif, u8 scan_source, u8 scan_type,
 	      struct hidden_network *hidden_network);
 s32 wilc_hif_set_cfg(struct wilc_vif *vif,
 		     struct cfg_param_val *pstrCfgParamVal);
-s32 wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler);
+int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler);
 s32 wilc_deinit(struct wilc_vif *vif);
 int wilc_add_beacon(struct wilc_vif *vif, u32 interval, u32 dtim_period,
 		    u32 head_len, u8 *head, u32 tail_len, u8 *tail);