driver core: Prevent reference to freed memory on error path
priv is drv->p. So only free drv->p after we've finished using priv.
Found using a static code analysis tool
Signed-off-by: Phil Carmody <ext-phil.2.carmody@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 63c143e..c0c5a43 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -703,9 +703,9 @@
return 0;
out_unregister:
+ kobject_put(&priv->kobj);
kfree(drv->p);
drv->p = NULL;
- kobject_put(&priv->kobj);
out_put_bus:
bus_put(bus);
return error;