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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-02-12 00:52:49 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-02-12 14:55:16 +0100
commit0f6aa09e40c38d734f5d70762056116ca4a76126 (patch)
treeb6c7d8d5133432e97ba9e42a6d3df94b1b828e4e /drivers/acpi/container.c
parentACPI / hotplug: Fix panic on eject to ejected device (diff)
downloadlinux-0f6aa09e40c38d734f5d70762056116ca4a76126.tar.xz
linux-0f6aa09e40c38d734f5d70762056116ca4a76126.zip
ACPI / container: Fix error code path in container_device_attach()
To avoid leaking memory on errors from device_register(), do a put_device() on the device object in question in the error code path of container_device_attach(). Fixes: caa73ea158de (ACPI / hotplug / driver core: Handle containers in a special way) Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Reviewed-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Diffstat (limited to 'drivers/acpi/container.c')
-rw-r--r--drivers/acpi/container.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c
index 0b6ae6eb5c4a..368f9ddb8480 100644
--- a/drivers/acpi/container.c
+++ b/drivers/acpi/container.c
@@ -79,9 +79,10 @@ static int container_device_attach(struct acpi_device *adev,
ACPI_COMPANION_SET(dev, adev);
dev->release = acpi_container_release;
ret = device_register(dev);
- if (ret)
+ if (ret) {
+ put_device(dev);
return ret;
-
+ }
adev->driver_data = dev;
return 1;
}