X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fpci%2Fpci-sysfs.c;h=eead54cd01b2bfad6a5514f53067429e616db6b7;hb=e09b41010ba33a20a87472ee821fa407a5b8da36;hp=312f23a8429cd9331b45afaf72a278e84bd41d83;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git

diff --git a/kernel/drivers/pci/pci-sysfs.c b/kernel/drivers/pci/pci-sysfs.c
index 312f23a84..eead54cd0 100644
--- a/kernel/drivers/pci/pci-sysfs.c
+++ b/kernel/drivers/pci/pci-sysfs.c
@@ -216,7 +216,10 @@ static ssize_t numa_node_store(struct device *dev,
 	if (ret)
 		return ret;
 
-	if (!node_online(node))
+	if ((node < 0 && node != NUMA_NO_NODE) || node >= MAX_NUMNODES)
+		return -EINVAL;
+
+	if (node != NUMA_NO_NODE && !node_online(node))
 		return -EINVAL;
 
 	add_taint(TAINT_FIRMWARE_WORKAROUND, LOCKDEP_STILL_OK);