From: Cornelia Huck <cornelia.huck@de.ibm.com>
To: Greg K-H <greg@kroah.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>
Subject: [4/9] driver core fixes: bus_add_attrs() retval check
Date: Fri, 22 Sep 2006 11:37:04 +0200 [thread overview]
Message-ID: <20060922113704.25a8cd2e@gondolin.boeblingen.de.ibm.com> (raw)
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>
---
drivers/base/bus.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
--- linux-2.6-CH.orig/drivers/base/bus.c
+++ linux-2.6-CH/drivers/base/bus.c
@@ -746,11 +746,15 @@ 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:
reply other threads:[~2006-09-22 9:36 UTC|newest]
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