diff options
| author | sjur.brandeland@stericsson.com <sjur.brandeland@stericsson.com> | 2011-05-13 02:44:06 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-05-15 17:45:56 -0400 |
| commit | c85c2951d4da1236e32f1858db418221e624aba5 (patch) | |
| tree | 8f70d7ab3dbe05ea6f812f9bfb8d341425a29193 /net/caif/caif_dev.c | |
| parent | bee925db9a77a5736596dcf6f91d0879f5ee915b (diff) | |
caif: Handle dev_queue_xmit errors.
Do proper handling of dev_queue_xmit errors in order to
avoid double free of skb and leaks in error conditions.
In cfctrl pending requests are removed when CAIF Link layer goes down.
Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/caif/caif_dev.c')
| -rw-r--r-- | net/caif/caif_dev.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/caif/caif_dev.c b/net/caif/caif_dev.c index 0e651cf577cf..366ca0fb7a29 100644 --- a/net/caif/caif_dev.c +++ b/net/caif/caif_dev.c @@ -118,6 +118,7 @@ static struct caif_device_entry *caif_get(struct net_device *dev) static int transmit(struct cflayer *layer, struct cfpkt *pkt) { + int err; struct caif_device_entry *caifd = container_of(layer, struct caif_device_entry, layer); struct sk_buff *skb; @@ -125,9 +126,11 @@ static int transmit(struct cflayer *layer, struct cfpkt *pkt) skb = cfpkt_tonative(pkt); skb->dev = caifd->netdev; - dev_queue_xmit(skb); + err = dev_queue_xmit(skb); + if (err > 0) + err = -EIO; - return 0; + return err; } /* |