staging: wilc1000: remove unnecessary local variables

Remove unnecessary local variable "ret" and its assignments from
functions wilc_set_tx_power and wilc_get_tx_power. Suggested by
Coccinelle.
Signed-off-by: Himadri Pandya <himadri18.07@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/host_interface.c

@@ -2121,7 +2121,6 @@ int wilc_setup_multicast_filter(struct wilc_vif *vif, u32 enabled, u32 count,
 
 int wilc_set_tx_power(struct wilc_vif *vif, u8 tx_power)
 {
-	int ret;
 	struct wid wid;
 
 	wid.id = WID_TX_POWER;
@@ -2129,15 +2128,12 @@ int wilc_set_tx_power(struct wilc_vif *vif, u8 tx_power)
 	wid.val = &tx_power;
 	wid.size = sizeof(char);
 
-	ret = wilc_send_config_pkt(vif, WILC_SET_CFG, &wid, 1,
+	return wilc_send_config_pkt(vif, WILC_SET_CFG, &wid, 1,
 				   wilc_get_vif_idx(vif));
-
-	return ret;
 }
 
 int wilc_get_tx_power(struct wilc_vif *vif, u8 *tx_power)
 {
-	int ret;
 	struct wid wid;
 
 	wid.id = WID_TX_POWER;
@@ -2145,8 +2141,6 @@ int wilc_get_tx_power(struct wilc_vif *vif, u8 *tx_power)
 	wid.val = tx_power;
 	wid.size = sizeof(char);
 
-	ret = wilc_send_config_pkt(vif, WILC_GET_CFG, &wid, 1,
-				   wilc_get_vif_idx(vif));
-
-	return ret;
+	return wilc_send_config_pkt(vif, WILC_GET_CFG, &wid, 1,
+				    wilc_get_vif_idx(vif));
 }