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@xxxxxxxxxx>
diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c
index 7193b73..848ea6a 100644
--- a/drivers/net/wan/cosa.c
+++ b/drivers/net/wan/cosa.c
@@ -589,7 +589,8 @@ static int cosa_probe(int base, int irq, int dma)
chan->netdev->base_addr = chan->cosa->datareg;
chan->netdev->irq = chan->cosa->irq;
chan->netdev->dma = chan->cosa->dma;
- if (register_hdlc_device(chan->netdev)) {
+ err = register_hdlc_device(chan->netdev);
+ if (err) {
netdev_warn(chan->netdev,
"register_hdlc_device() failed\n");
free_netdev(chan->netdev);
--
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