linux-kernel - [PATCH] net: toshiba: remove a redundant local variable 'index

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Date:   Thu, 20 Sep 2018 09:56:05 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <davem@...emloft.net>
CC:     <benh@...nel.crashing.org>, <paulus@...ba.org>,
        <mpe@...erman.id.au>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] net: toshiba: remove a redundant local variable 'index_specified'

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@...wei.com>
---
 drivers/net/ethernet/toshiba/ps3_gelic_wireless.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c
index 302079e..00ab417 100644
--- a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c
+++ b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c
@@ -1094,7 +1094,7 @@ static int gelic_wl_get_encode(struct net_device *netdev,
 	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__);
@@ -1105,13 +1105,10 @@ static int gelic_wl_get_encode(struct net_device *netdev,
 		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) {
-- 
1.7.12.4