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cosa: missing error code on failure in probe()

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If register_hdlc_device() fails, the current code returns 0 but we
should return an error code instead.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dan Carpenter 2015-08-13 00:08:01 +03:00 committed by David S. Miller
parent e941ba8650
commit e6d006938c
1 changed files with 2 additions and 1 deletions
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3
drivers/net/wan/cosa.c
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@ -589,7 +589,8 @@ static int cosa_probe(int base, int irq, int dma)
chan->netdev->base_addr = chan->cosa->datareg; chan->netdev->base_addr = chan->cosa->datareg;
chan->netdev->irq = chan->cosa->irq; chan->netdev->irq = chan->cosa->irq;
chan->netdev->dma = chan->cosa->dma; chan->netdev->dma = chan->cosa->dma;
if (register_hdlc_device(chan->netdev)) { err = register_hdlc_device(chan->netdev);
if (err) {
netdev_warn(chan->netdev, netdev_warn(chan->netdev,
"register_hdlc_device() failed\n"); "register_hdlc_device() failed\n");
free_netdev(chan->netdev); free_netdev(chan->netdev);