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Date:   Thu, 28 May 2020 07:48:56 +0000
From:   YueHaibing <yuehaibing@...wei.com>
To:     Felix Fietkau <nbd@....name>,
        Lorenzo Bianconi <lorenzo.bianconi83@...il.com>,
        Ryder Lee <ryder.lee@...iatek.com>,
        "Kalle Valo" <kvalo@...eaurora.org>,
        Jakub Kicinski <kuba@...nel.org>,
        "Matthias Brugger" <matthias.bgg@...il.com>,
        Sean Wang <sean.wang@...iatek.com>
CC:     YueHaibing <yuehaibing@...wei.com>,
        <linux-wireless@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <netdev@...r.kernel.org>,
        <linux-mediatek@...ts.infradead.org>,
        <kernel-janitors@...r.kernel.org>
Subject: [PATCH] mt76: mt7615: Use kmemdup in mt7615_queue_key_update()

Use kmemdup rather than duplicating its implementation

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/net/wireless/mediatek/mt76/mt7615/main.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
index 2e9e9d3519d7..c32f06c85f0f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
@@ -289,12 +289,11 @@ mt7615_queue_key_update(struct mt7615_dev *dev, enum set_key_cmd cmd,
 	wd->type = MT7615_WTBL_KEY_DESC;
 	wd->sta = msta;
 
-	wd->key.key = kzalloc(key->keylen, GFP_KERNEL);
+	wd->key.key = kmemdup(key->key, key->keylen, GFP_KERNEL);
 	if (!wd->key.key) {
 		kfree(wd);
 		return -ENOMEM;
 	}
-	memcpy(wd->key.key, key->key, key->keylen);
 	wd->key.cipher = key->cipher;
 	wd->key.keyidx = key->keyidx;
 	wd->key.keylen = key->keylen;



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