提交 5c699fb7 编写于 作者: T Tomasz Gregorek 提交者: David S. Miller

caif: Fix memory leakage in the chnl_net.c.

Added kfree_skb() calls in the chnk_net.c file on
the error paths.
Signed-off-by: NSjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 c9be48dc
......@@ -103,6 +103,7 @@ static int chnl_recv_cb(struct cflayer *layr, struct cfpkt *pkt)
skb->protocol = htons(ETH_P_IPV6);
break;
default:
kfree_skb(skb);
priv->netdev->stats.rx_errors++;
return -EINVAL;
}
......@@ -220,14 +221,16 @@ static int chnl_net_start_xmit(struct sk_buff *skb, struct net_device *dev)
if (skb->len > priv->netdev->mtu) {
pr_warn("Size of skb exceeded MTU\n");
kfree_skb(skb);
dev->stats.tx_errors++;
return -ENOSPC;
return NETDEV_TX_OK;
}
if (!priv->flowenabled) {
pr_debug("dropping packets flow off\n");
kfree_skb(skb);
dev->stats.tx_dropped++;
return NETDEV_TX_BUSY;
return NETDEV_TX_OK;
}
if (priv->conn_req.protocol == CAIFPROTO_DATAGRAM_LOOP)
......@@ -242,7 +245,7 @@ static int chnl_net_start_xmit(struct sk_buff *skb, struct net_device *dev)
result = priv->chnl.dn->transmit(priv->chnl.dn, pkt);
if (result) {
dev->stats.tx_dropped++;
return result;
return NETDEV_TX_OK;
}
/* Update statistics. */
......
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