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>
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@ -1423,7 +1423,7 @@ int setup_hfcsx(struct IsdnCard *card)
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}
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card->para[1] = pnp_port_start(pnp_d, 0);
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card->para[0] = pnp_irq(pnp_d, 0);
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if (!card->para[0] || !card->para[1]) {
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if (card->para[0] == -1 || !card->para[1]) {
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printk(KERN_ERR "HFC PnP:some resources are missing %ld/%lx\n",
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card->para[0], card->para[1]);
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pnp_disable_dev(pnp_d);
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