diff options
| author | Arvind Yadav <arvind.yadav.cs@gmail.com> | 2017-11-16 07:27:24 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-11-16 16:31:16 +0300 |
| commit | eb545c124aac9cd9c1bef6b39e0d8e8e520f9d87 (patch) | |
| tree | 695711ff115ff7720d580d117118b12381f1c6c1 /drivers/isdn/hisax/hisax_fcpcipnp.c | |
| parent | faa2efff3dfa4f03cfdbf86e77cd94b16f1fbdf8 (diff) | |
| download | linux-eb545c124aac9cd9c1bef6b39e0d8e8e520f9d87.tar.xz | |
isdn: hisax: Handle return value of pnp_irq and pnp_port_start
pnp_irq() and pnp_port_start() can fail here and we must check
its return value.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/isdn/hisax/hisax_fcpcipnp.c')
| -rw-r--r-- | drivers/isdn/hisax/hisax_fcpcipnp.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/isdn/hisax/hisax_fcpcipnp.c b/drivers/isdn/hisax/hisax_fcpcipnp.c index e4f7573ba9bf..7a7137d8664b 100644 --- a/drivers/isdn/hisax/hisax_fcpcipnp.c +++ b/drivers/isdn/hisax/hisax_fcpcipnp.c @@ -940,6 +940,8 @@ static int fcpnp_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id) } adapter->io = pnp_port_start(pdev, 0); adapter->irq = pnp_irq(pdev, 0); + if (!adapter->io || adapter->irq == -1) + goto err_free; printk(KERN_INFO "hisax_fcpcipnp: found adapter %s at IO %#x irq %d\n", (char *) dev_id->driver_data, adapter->io, adapter->irq); |