staging: wilc1000: remove inner block {} and resetting of mode variable

Cleanup fixes to remove the uncessary inner block { /* */ } and setting
of 'mode' variable.
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Reviewed-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_wfi_cfgoperations.c

@@ -1008,8 +1008,6 @@ static int add_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index,
 			break;
 		}
 
-		{
-			mode = 0;
 		if (!pairwise) {
 			if (params->key_len > 16 && params->cipher == WLAN_CIPHER_SUITE_TKIP) {
 				rx_mic = params->key + 24;
@@ -1033,7 +1031,6 @@ static int add_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index,
 				     mac_addr, rx_mic, tx_mic,
 				     STATION_MODE, mode, key_index);
 		}
-		}
 		break;
 
 	default: