1 files changed, 1 insertions, 1 deletions

diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 9ee1c1628c17..24d1458a1822 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -4066,7 +4066,7 @@ static struct resource * __init ioapic_setup_resources(int nr_ioapics)
         for (i = 0; i < nr_ioapics; i++) {
                 res[i].name = mem;
                 res[i].flags = IORESOURCE_MEM | IORESOURCE_BUSY;
-                sprintf(mem,  "IOAPIC %u", i);
+                snprintf(mem, IOAPIC_RESOURCE_NAME_SIZE, "IOAPIC %u", i);
                 mem += IOAPIC_RESOURCE_NAME_SIZE;
         }