diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2013-12-12 10:33:19 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2013-12-18 16:52:19 +0100 |
| commit | 3b04e00d7ecfa1fc74296a12fd77fe0e92c39039 (patch) | |
| tree | fcb71980b56566a9c51c3421a6da94dbf627aacd /drivers/net/dm9k.c | |
| parent | 1c9668a3cc3bfc4af570795e4f8985b6c7c310e4 (diff) | |
| download | barebox-3b04e00d7ecfa1fc74296a12fd77fe0e92c39039.tar.gz barebox-3b04e00d7ecfa1fc74296a12fd77fe0e92c39039.tar.xz | |
net: dm9k: bail out when resources can't be claimed
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/net/dm9k.c')
| -rw-r--r-- | drivers/net/dm9k.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/dm9k.c b/drivers/net/dm9k.c index 090482c0ad..4c288709a4 100644 --- a/drivers/net/dm9k.c +++ b/drivers/net/dm9k.c @@ -722,7 +722,11 @@ static int dm9k_probe(struct device_d *dev) priv->buswidth = dev->resource[0].flags & IORESOURCE_MEM_TYPE_MASK; priv->iodata = dev_request_mem_region(dev, 1); + if (!priv->iodata) + return -EBUSY; priv->iobase = dev_request_mem_region(dev, 0); + if (!priv->iobase) + return -EBUSY; priv->srom = pdata->srom; edev->init = dm9k_init_dev; |