PM / QoS: Rename local variable in dev_pm_qos_add_ancestor_request()

Local variable 'error' in dev_pm_qos_add_ancestor_request() need
not contain error codes only, so rename it to 'ret'.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/base/power/qos.c b/drivers/base/power/qos.c
index ff46387f5308394d913d5789c16265253b56b5f0..d21349544ce5b8131b0ca217ec5618af7beca346 100644 (file)
--- a/drivers/base/power/qos.c
+++ b/drivers/base/power/qos.c
@@ -542,19 +542,19 @@ int dev_pm_qos_add_ancestor_request(struct device *dev,
                                    struct dev_pm_qos_request *req, s32 value)
 {
        struct device *ancestor = dev->parent;
-       int error = -ENODEV;
+       int ret = -ENODEV;
 
        while (ancestor && !ancestor->power.ignore_children)
                ancestor = ancestor->parent;
 
        if (ancestor)
-               error = dev_pm_qos_add_request(ancestor, req,
-                                              DEV_PM_QOS_LATENCY, value);
+               ret = dev_pm_qos_add_request(ancestor, req,
+                                            DEV_PM_QOS_LATENCY, value);
 
-       if (error < 0)
+       if (ret < 0)
                req->dev = NULL;
 
-       return error;
+       return ret;
 }
 EXPORT_SYMBOL_GPL(dev_pm_qos_add_ancestor_request);