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-rw-r--r--arch/x86/kernel/io_apic.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
index b764d7429c6..7a3f2028e2e 100644
--- a/arch/x86/kernel/io_apic.c
+++ b/arch/x86/kernel/io_apic.c
@@ -3611,6 +3611,8 @@ int __init probe_nr_irqs(void)
/* something wrong ? */
if (nr < nr_min)
nr = nr_min;
+ if (WARN_ON(nr > NR_IRQS))
+ nr = NR_IRQS;
return nr;
}