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x86/irq: Check for VECTOR_UNUSED directly 

It's simpler and more intuitive to directly check for VECTOR_UNUSED than
checking whether the other error codes are not set.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/caeaca93-5ee1-cea1-8894-3aa0d5b19241@gmail.com
This commit is contained in:
Heiner Kallweit 2019-08-19 21:36:39 +02:00 committed by Thomas Gleixner
parent d6f83427ff
commit 8725fcd99a
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kernel/irq.c
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@ -251,7 +251,7 @@ __visible unsigned int __irq_entry do_IRQ(struct pt_regs *regs)
} else { } else {
ack_APIC_irq(); ack_APIC_irq();
if (desc != VECTOR_RETRIGGERED && desc != VECTOR_SHUTDOWN) { if (desc == VECTOR_UNUSED) {
pr_emerg_ratelimited("%s: %d.%d No irq handler for vector\n", pr_emerg_ratelimited("%s: %d.%d No irq handler for vector\n",
__func__, smp_processor_id(), __func__, smp_processor_id(),
vector); vector);