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authorTomasz Gregorek <tomasz.gregorek@stericsson.com>2012-04-12 08:18:07 +0000
committerDavid S. Miller <davem@davemloft.net>2012-04-13 11:01:44 -0400
commit5c699fb7d88d360023f3b3f5291cbf5b59883a1b (patch)
treea9b6b8d502fd4d2e1487a207d3200df8764ec9fa /net
parentc9be48dc8bb22f1f6e6ff1560b2b28e925a0b815 (diff)
downloadlinux-linaro-stable-5c699fb7d88d360023f3b3f5291cbf5b59883a1b.tar.gz
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: Sjur Brændeland <sjur.brandeland@stericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/caif/chnl_net.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/net/caif/chnl_net.c b/net/caif/chnl_net.c
index 20618dd3088b..d09340e1523f 100644
--- a/net/caif/chnl_net.c
+++ b/net/caif/chnl_net.c
@@ -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. */