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Subject[PATCH 8/16] driver core fixes: bus_add_attrs() retval check
Date
From: Cornelia Huck <cornelia.huck@de.ibm.com>

Check return value of bus_add_attrs() in bus_register().

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/base/bus.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 12173d1..b90f6e6 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -732,11 +732,15 @@ int bus_register(struct bus_type * bus)

klist_init(&bus->klist_devices, klist_devices_get, klist_devices_put);
klist_init(&bus->klist_drivers, NULL, NULL);
- bus_add_attrs(bus);
+ retval = bus_add_attrs(bus);
+ if (retval)
+ goto bus_attrs_fail;

pr_debug("bus type '%s' registered\n", bus->name);
return 0;

+bus_attrs_fail:
+ kset_unregister(&bus->drivers);
bus_drivers_fail:
kset_unregister(&bus->devices);
bus_devices_fail:
--
1.4.2.4
-
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