1 files changed, 2 insertions, 0 deletions

diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
index b764d7429c61..7a3f2028e2eb 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;
 }