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driver core: Prevent reference to freed memory on error path

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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>
This commit is contained in:
Phil Carmody 2009-12-14 20:28:12 +02:00 committed by Greg Kroah-Hartman
parent e6309e7568
commit 99b28f1b41
1 changed files with 1 additions and 1 deletions
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2
drivers/base/bus.c
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@ -703,9 +703,9 @@ int bus_add_driver(struct device_driver *drv)
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;