[PATCH RFCv3 13/17] [media] dvb-bt8xx: Don't return -EFAULT when a device is not found

Mauro Carvalho Chehab
2011-07-06T18:04:30Z

When a device (or their PCI structs) are not found, the error should
be -ENODEV. -EFAULT is reserved for errors while copying arguments
from/to userspace.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/dvb/bt8xx/dvb-bt8xx.c b/drivers/media/dvb/bt8xx/dvb-bt8xx.c
index 1e1106d..521d691 100644
--- a/drivers/media/dvb/bt8xx/dvb-bt8xx.c
+++ b/drivers/media/dvb/bt8xx/dvb-bt8xx.c
@@ -892,7 +892,7 @@ static int __devinit dvb_bt8xx_probe(struct bttv_sub_device *sub)
if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) {
printk("dvb_bt8xx: no pci device for card %d\n", card->bttv_nr);
kfree(card);
- return -EFAULT;
+ return -ENODEV;
}

if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {
@@ -902,7 +902,7 @@ static int __devinit dvb_bt8xx_probe(struct bttv_sub_device *sub)
"installed, try removing it.\n");

kfree(card);
- return -EFAULT;
+ return -ENODEV;
}

mutex_init(&card->bt->gpio_lock);
--
1.7.1