isdn: hisax: Fix pnp_irq's error checking for avm_pnp_setup
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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@ -805,7 +805,7 @@ static int avm_pnp_setup(struct IsdnCardState *cs)
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cs->hw.avm.cfg_reg =
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pnp_port_start(pnp_avm_d, 0);
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cs->irq = pnp_irq(pnp_avm_d, 0);
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if (!cs->irq) {
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if (cs->irq == -1) {
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printk(KERN_ERR "FritzPnP:No IRQ\n");
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return (0);
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}
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