Commit bb6e093d authored by Florin Malita's avatar Florin Malita Committed by Linus Torvalds

[PATCH] orinoco: possible null pointer dereference in orinoco_rx_monitor()

If the skb allocation fails, the current error path calls
dev_kfree_skb_irq() with a NULL argument.  Also, 'err' is not being used.

Coverity CID: 275.
Signed-off-by: default avatarFlorin Malita <fmalita@gmail.com>
Cc: "John W. Linville" <linville@tuxdriver.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 30d6b2f3
......@@ -812,7 +812,6 @@ static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid,
if (datalen > IEEE80211_DATA_LEN + 12) {
printk(KERN_DEBUG "%s: oversized monitor frame, "
"data length = %d\n", dev->name, datalen);
err = -EIO;
stats->rx_length_errors++;
goto update_stats;
}
......@@ -821,8 +820,7 @@ static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid,
if (!skb) {
printk(KERN_WARNING "%s: Cannot allocate skb for monitor frame\n",
dev->name);
err = -ENOMEM;
goto drop;
goto update_stats;
}
/* Copy the 802.11 header to the skb */
......
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