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[media] cx231xx: dereferencing NULL after allocation failure 

"dev" is NULL here so we should use "nr" instead of "dev->devno".

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Dan Carpenter 2012-01-13 02:34:00 -03:00 committed by Mauro Carvalho Chehab
parent 82033bc52a
commit 6c2cc5b575
1 changed files with 1 additions and 1 deletions
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2
drivers/media/video/cx231xx/cx231xx-cards.c
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@ -1052,7 +1052,7 @@ static int cx231xx_usb_probe(struct usb_interface *interface,
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (dev == NULL) {
cx231xx_err(DRIVER_NAME ": out of memory!\n");
clear_bit(dev->devno, &cx231xx_devused);
clear_bit(nr, &cx231xx_devused);
return -ENOMEM;
}