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| author | Cornelia Huck <cornelia.huck@de.ibm.com> | 2006-11-27 10:35:08 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-02-07 10:37:12 -0800 |
| commit | fbfb14455391b89edcf37327526988dea7849532 (patch) | |
| tree | 3a55ca3576ffbccefaee67336c633d96b498745f /drivers | |
| parent | cb360bbf6352712310a7528137919c626a782744 (diff) | |
| download | lwn-fbfb14455391b89edcf37327526988dea7849532.tar.gz lwn-fbfb14455391b89edcf37327526988dea7849532.zip | |
driver core fixes: device_register() retval check in platform.c
Check the return value of device_register() in platform_bus_init().
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/base/platform.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/base/platform.c b/drivers/base/platform.c index f9c903ba9fcd..30480f6f2af2 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -611,8 +611,15 @@ 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 |