1 files changed, 2 insertions, 0 deletions

diff --git a/arch/x86_64/mm/k8topology.c b/arch/x86_64/mm/k8topology.c
index 60e860e5ef4c..f983c75825d0 100644
--- a/arch/x86_64/mm/k8topology.c
+++ b/arch/x86_64/mm/k8topology.c
@@ -62,6 +62,8 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end)
 
         reg = read_pci_config(0, nb, 0, 0x60); 
         numnodes = ((reg >> 4) & 0xF) + 1;
+        if (numnodes <= 1)
+                return -1;
 
         printk(KERN_INFO "Number of nodes %d\n", numnodes);