From c85c2951d4da1236e32f1858db418221e624aba5 Mon Sep 17 00:00:00 2001 From: "sjur.brandeland@stericsson.com" Date: Fri, 13 May 2011 02:44:06 +0000 Subject: caif: Handle dev_queue_xmit errors. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Signed-off-by: David S. Miller --- net/caif/caif_dev.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'net/caif/caif_dev.c') 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; } /* -- cgit v1.2.1