create_irq() returns -1 if the interrupt allocation failed, but the code checks for irq == 0. Use create_irq_nr() instead. Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Cc: Venkatesh Pallipadi <venki@xxxxxxxxxx> LKML-Reference: <alpine.LFD.2.00.1009282310360.2416@xxxxxxxxxxxxxxxxxxxxxxx> Cc: stable@xxxxxxxxxx --- arch/x86/kernel/hpet.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: linux-2.6-tip/arch/x86/kernel/hpet.c =================================================================== --- linux-2.6-tip.orig/arch/x86/kernel/hpet.c +++ linux-2.6-tip/arch/x86/kernel/hpet.c @@ -506,7 +506,7 @@ static int hpet_assign_irq(struct hpet_d { unsigned int irq; - irq = create_irq(); + irq = create_irq_nr(0, -1); if (!irq) return -EINVAL; -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html