diff mbox series

[01/12] isdn: hisax: Fix pnp_irq's error checking for setup_asuscom

Message ID 1103d4f44048f944961fbab0fbc16131c7f54d23.1510805781.git.arvind.yadav.cs@gmail.com
State Accepted, archived
Delegated to: David Miller
Headers show
Series isdn: hisax: Fix pnp_irq's error checking | expand

Commit Message

Arvind Yadav Nov. 16, 2017, 4:27 a.m. UTC 
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.cs@gmail.com>
---
 drivers/isdn/hisax/asuscom.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/isdn/hisax/asuscom.c b/drivers/isdn/hisax/asuscom.c
index 62f9c43..74c8714 100644
--- a/drivers/isdn/hisax/asuscom.c
+++ b/drivers/isdn/hisax/asuscom.c
@@ -348,7 +348,7 @@  int setup_asuscom(struct IsdnCard *card)
 					}
 					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 "AsusPnP:some resources are missing %ld/%lx\n",
 						       card->para[0], card->para[1]);
 						pnp_disable_dev(pnp_d);