driver core: check bus->match without holding device lock

[mv-sheeva.git] / drivers / base / base.h

diff --git a/drivers/base/base.h b/drivers/base/base.h
index 9f50f1b545dc49de323135663628da1566797175..ca2b0376685bd44a482f683ed6df4642ae3a5bcb 100644 (file)
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -86,6 +86,11 @@ extern void bus_remove_driver(struct device_driver *drv);
 
 extern void driver_detach(struct device_driver *drv);
 extern int driver_probe_device(struct device_driver *drv, struct device *dev);
+static inline int driver_match_device(struct device_driver *drv,
+                                     struct device *dev)
+{
+       return drv->bus->match && drv->bus->match(dev, drv);
+}
 
 extern void sysdev_shutdown(void);