V4L/DVB (9297): cx18: Fix memory leak on card initialization failure

On error exit, the cx18_probe() function did not use the proper entry in
cx18_cards[] with kfree() when card init failed; leaking memory.

Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Andy Walls 2008-10-18 08:51:28 -03:00 committed by Mauro Carvalho Chehab
parent 2515ddc6db
commit ff086575b7

View file

@ -613,6 +613,7 @@ static int __devinit cx18_probe(struct pci_dev *dev,
const struct pci_device_id *pci_id)
{
int retval = 0;
int i;
int vbi_buf_size;
u32 devtype;
struct cx18 *cx;
@ -836,8 +837,11 @@ static int __devinit cx18_probe(struct pci_dev *dev,
CX18_ERR("Error %d on initialization\n", retval);
cx18_log_statistics(cx);
kfree(cx18_cards[cx18_cards_active]);
cx18_cards[cx18_cards_active] = NULL;
i = cx->num;
spin_lock(&cx18_cards_lock);
kfree(cx18_cards[i]);
cx18_cards[i] = NULL;
spin_unlock(&cx18_cards_lock);
return retval;
}