X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=arch%2Fia64%2Fkernel%2Facpi.c;h=7b897b7b0ae6222ca5b5e9ef5d6039f122c87814;hb=05f2f274c8a8747bbfb13ac8ee0c27d5f2ad8510;hp=c6c90f39f4d9e35381cedf30cbd700fd4d7c84cb;hpb=50d1e9302bab7d35dae7146f8c468e0943015616;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index c6c90f3..7b897b7 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -477,6 +477,12 @@ acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa)
 	if (!(pa->flags & ACPI_SRAT_CPU_ENABLED))
 		return;
 
+	if (srat_num_cpus >= ARRAY_SIZE(node_cpuid)) {
+		printk_once(KERN_WARNING
+			    "node_cpuid[%d] is too small, may not be able to use all cpus\n",
+			    ARRAY_SIZE(node_cpuid));
+		return;
+	}
 	pxm = get_processor_proximity_domain(pa);
 
 	/* record this node in proximity bitmap */