The pnp_irq() function returns -1 if an error occurs. pnp_irq() error checking for zero is not correct.
Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com> --- drivers/isdn/hisax/sedlbauer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/isdn/hisax/sedlbauer.c b/drivers/isdn/hisax/sedlbauer.c index f16a47b..c0b97b8 100644 --- a/drivers/isdn/hisax/sedlbauer.c +++ b/drivers/isdn/hisax/sedlbauer.c @@ -558,7 +558,7 @@ static int setup_sedlbauer_isapnp(struct IsdnCard *card, int *bytecnt) card->para[1] = pnp_port_start(pnp_d, 0); card->para[0] = pnp_irq(pnp_d, 0); - if (!card->para[0] || !card->para[1]) { + if (card->para[0] == -1 || !card->para[1]) { printk(KERN_ERR "Sedlbauer PnP:some resources are missing %ld/%lx\n", card->para[0], card->para[1]); pnp_disable_dev(pnp_d); -- 1.9.1