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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-12-21 03:14:03 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-12-21 03:14:03 +0100
commite219aafe50fd546b8686582ddbafd24c3c2eda04 (patch)
treea665e08ca8d42f20ac8e5dcc8565d666cffb26bd /drivers/pci/pci-sysfs.c
parentffe12855a5f7f195589130197558e6a5c276caa4 (diff)
parent24c96dc79c5e76d3cff7a33f955a4d3244644766 (diff)
Merge back earlier 'pm-domains' material for v4.5.
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 312f23a8429c..eead54cd01b2 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_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);