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authorArvind Yadav <arvind.yadav.cs@gmail.com>2017-11-16 07:27:27 +0300
committerDavid S. Miller <davem@davemloft.net>2017-11-16 16:31:16 +0300
commit4bef0eb020943a7fcd031265f68d504214868de2 (patch)
treea6e1d5b71db2c4409efe5357cb5d991fcce5b29f /drivers/isdn
parent203d2027a1e95e7d9585d734bdeaac6057058357 (diff)
downloadlinux-4bef0eb020943a7fcd031265f68d504214868de2.tar.xz
isdn: hisax: Fix pnp_irq's error checking for setup_niccy
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> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/isdn')
-rw-r--r--drivers/isdn/hisax/niccy.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/isdn/hisax/niccy.c b/drivers/isdn/hisax/niccy.c
index e4c33cfe3ef4..dfbcd2eaa81a 100644
--- a/drivers/isdn/hisax/niccy.c
+++ b/drivers/isdn/hisax/niccy.c
@@ -261,7 +261,7 @@ int setup_niccy(struct IsdnCard *card)
card->para[1] = pnp_port_start(pnp_d, 0);
card->para[2] = pnp_port_start(pnp_d, 1);
card->para[0] = pnp_irq(pnp_d, 0);
- if (!card->para[0] || !card->para[1] ||
+ if (card->para[0] == -1 || !card->para[1] ||
!card->para[2]) {
printk(KERN_ERR "NiccyPnP:some resources are "
"missing %ld/%lx/%lx\n",