Merge tag 'pm-for-3.7-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

torvalds · torvalds · commit a0543d643881 · 2012-11-23T12:16:43.000-10:00
Pull power management update from Rafael Wysocki:
 "Fix for an incorrect error condition check in device PM QoS code that
  may lead to an Oops from Guennadi Liakhovetski."

* tag 'pm-for-3.7-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PM / QoS: fix wrong error-checking condition
diff --git a/drivers/base/power/qos.c b/drivers/base/power/qos.c
@@ -451,7 +451,7 @@ int dev_pm_qos_add_ancestor_request(struct device *dev,
 	if (ancestor)
 		error = dev_pm_qos_add_request(ancestor, req, value);
 
-	if (error)
+	if (error < 0)
 		req->dev = NULL;
 
 	return error;
