staging: wilc1000: remove host_int_set_start_scan_req

This patch removes host_int_set_start_scan_req function definition and
declaration that is defined at host_interface.c and host_interface.h.
This function is defined but not used anywhere in this driver so that
just remove it.
Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/host_interface.c

@@ -3413,18 +3413,6 @@ s32 host_int_set_MacAddress(struct host_if_drv *hif_drv, u8 *pu8MacAddress)
 	return result;
 }
 
-s32 host_int_set_start_scan_req(struct host_if_drv *hif_drv, u8 scanSource)
-{
-	struct wid wid;
-
-	wid.id = (u16)WID_START_SCAN_REQ;
-	wid.type = WID_CHAR;
-	wid.val = (s8 *)&scanSource;
-	wid.size = sizeof(char);
-
-	return 0;
-}
-
 s32 host_int_get_start_scan_req(struct host_if_drv *hif_drv, u8 *pu8ScanSource)
 {
 	struct wid wid;

drivers/staging/wilc1000/host_interface.h

@@ -327,7 +327,6 @@ s32 host_int_set_pmkid_info(struct host_if_drv *hWFIDrv,
 s32 hif_get_mac_address(struct host_if_drv *hWFIDrv, u8 *pu8MacAddress);
 s32 host_int_set_MacAddress(struct host_if_drv *hWFIDrv, u8 *pu8MacAddress);
 int host_int_wait_msg_queue_idle(void);
-s32 host_int_set_start_scan_req(struct host_if_drv *hWFIDrv, u8 scanSource);
 s32 host_int_get_start_scan_req(struct host_if_drv *hWFIDrv, u8 *pu8ScanSource);
 s32 host_int_set_join_req(struct host_if_drv *hWFIDrv, u8 *pu8bssid,
 			  const u8 *pu8ssid, size_t ssidLen,