From: Andrew Morton <akpm@osdl.org>

Add return-value checking.

[cornelia.huck@de.ibm.com: fix bus_rescan_devices()]
Cc: "Randy.Dunlap" <rdunlap@xenotime.net>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 drivers/base/base.h |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff -puN drivers/base/base.h~drivers-base-check-errors drivers/base/base.h
--- a/drivers/base/base.h~drivers-base-check-errors
+++ a/drivers/base/base.h
@@ -15,8 +15,8 @@ extern int system_bus_init(void);
 extern int cpu_dev_init(void);
 extern int attribute_container_init(void);
 
-extern int bus_add_device(struct device * dev);
-extern int bus_attach_device(struct device * dev);
+extern int __must_check bus_add_device(struct device * dev);
+extern int __must_check bus_attach_device(struct device * dev);
 extern void bus_remove_device(struct device * dev);
 extern struct bus_type *get_bus(struct bus_type * bus);
 extern void put_bus(struct bus_type * bus);
_