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path: root/drivers/pci/pci-sysfs.c
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Diffstat (limited to 'drivers/pci/pci-sysfs.c')
-rw-r--r--drivers/pci/pci-sysfs.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 9261868..eead54c 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -216,7 +216,10 @@ static ssize_t numa_node_store(struct device *dev,
if (ret)
return ret;
- if (node >= MAX_NUMNODES || !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);
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