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authorArvind Yadav <arvind.yadav.cs@gmail.com>2017-11-16 09:57:22 +0530
committerDavid S. Miller <davem@davemloft.net>2017-11-16 22:31:16 +0900
commita6234b89658702ffb1368fcbdcab1b66b2672244 (patch)
tree9a5b8a52d562cf71c8a80656377b9958f2374d13 /drivers/isdn
parent3cf631b5677e42e0c3a9f91cb1a92333397f747d (diff)
downloadlinux-a6234b89658702ffb1368fcbdcab1b66b2672244.tar.bz2
isdn: hisax: Fix pnp_irq's error checking for setup_hfcsx
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/hfc_sx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/isdn/hisax/hfc_sx.c b/drivers/isdn/hisax/hfc_sx.c
index d925f579bc80..4d3b4b2f2612 100644
--- a/drivers/isdn/hisax/hfc_sx.c
+++ b/drivers/isdn/hisax/hfc_sx.c
@@ -1423,7 +1423,7 @@ int setup_hfcsx(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 "HFC PnP:some resources are missing %ld/%lx\n",
card->para[0], card->para[1]);
pnp_disable_dev(pnp_d);