The local variable 'index_specified' is never used after being assigned.
hence it should be redundant adn can be removed.
Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
        struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
        struct iw_point *enc = &data->encoding;
        unsigned long irqflag;
-       unsigned int key_index, index_specified;
+       unsigned int key_index;
        int ret = 0;
 
        pr_debug("%s: <-\n", __func__);
                return -EINVAL;
 
        spin_lock_irqsave(&wl->lock, irqflag);
-       if (key_index) {
-               index_specified = 1;
+       if (key_index)
                key_index--;
-       } else {
-               index_specified = 0;
+       else
                key_index = wl->current_key;
-       }
 
        if (wl->group_cipher_method == GELIC_WL_CIPHER_WEP) {
                switch (wl->auth_method) {