From: Cornelia Huck <cornelia.huck@de.ibm.com>
To: Greg K-H <greg@kroah.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>
Subject: [02/12] driver core fixes: device_register() retval check in platform.c
Date: Wed, 13 Sep 2006 18:38:37 +0200 [thread overview]
Message-ID: <20060913183837.5742c8ef@gondolin.boeblingen.de.ibm.com> (raw)
In-Reply-To: <20060913163007.21cf10a8@gondolin.boeblingen.de.ibm.com>
From: Cornelia Huck <cornelia.huck@de.ibm.com>
Check the return value of device_register() in platform_bus_init().
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
platform.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
--- linux-2.6.18-rc6/drivers/base/platform.c 2006-09-12 14:12:10.000000000 +0200
+++ linux-2.6.18-rc6+CH/drivers/base/platform.c 2006-09-12 16:25:50.000000000 +0200
@@ -563,8 +563,15 @@ EXPORT_SYMBOL_GPL(platform_bus_type);
int __init platform_bus_init(void)
{
- device_register(&platform_bus);
- return bus_register(&platform_bus_type);
+ int error;
+
+ error = device_register(&platform_bus);
+ if (error)
+ return error;
+ error = bus_register(&platform_bus_type);
+ if (error)
+ device_unregister(&platform_bus);
+ return error;
}
#ifndef ARCH_HAS_DMA_GET_REQUIRED_MASK
next prev parent reply other threads:[~2006-09-13 16:41 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20060913163007.21cf10a8@gondolin.boeblingen.de.ibm.com>
2006-09-13 16:38 ` [01/12] driver core fixes: make_class_name() retval check Cornelia Huck
2006-09-14 12:01 ` Martin Waitz
2006-09-15 11:20 ` Cornelia Huck
2006-09-13 16:38 ` Cornelia Huck [this message]
2006-09-13 16:38 ` [03/12] driver core fixes: fixup platform_device_register_simple() Cornelia Huck
2006-09-14 2:31 ` Dmitry Torokhov
2006-09-14 7:06 ` Cornelia Huck
2006-09-13 16:38 ` [04/12] driver core fixes: retval check in class_register() Cornelia Huck
2006-09-13 16:38 ` [05/12] driver core fixes: sysfs_create_link() retval check in class.c Cornelia Huck
2006-09-13 16:38 ` [06/12] driver core fixes: bus_add_attrs() retval check Cornelia Huck
2006-09-13 16:38 ` [07/12] driver core fixes: bus_add_device() cleanup on error Cornelia Huck
[not found] ` <1158168423.14312.16.camel@localhost>
2006-09-14 7:40 ` Cornelia Huck
2006-09-13 16:38 ` [08/12] driver core fixes: device_add() " Cornelia Huck
2006-09-13 16:38 ` [09/12] driver core fixes: bus_attach_device() retval check Cornelia Huck
2006-09-13 16:39 ` [10/12] driver core fixes: sysfs_create_link() retval check in core.c Cornelia Huck
[not found] ` <1158168842.14312.18.camel@localhost>
2006-09-14 7:43 ` Cornelia Huck
2006-09-13 16:39 ` [11/12] driver core fixes: device_create_file() retval check in dmapool.c Cornelia Huck
2006-09-13 16:39 ` [12/12] driver core fixes: sysfs_create_group() retval in topology.c Cornelia Huck
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