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x86, mce: Call put_device on device_register failure 

This patch adds a call to put_device() when the device_register() call
has failed. This is required so that the last reference to the device is
given up.

Signed-off-by: Levente Kurusa <levex@linux.com>
Link: http://lkml.kernel.org/r/5298F900.9000208@linux.com
Signed-off-by: Borislav Petkov <bp@suse.de>
This commit is contained in:
Levente Kurusa 2013-11-29 21:28:48 +01:00 committed by Borislav Petkov
parent dc1ccc4815
commit 853d9b18f1
1 changed files with 3 additions and 1 deletions
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4
arch/x86/kernel/cpu/mcheck/mce.c
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@ -2272,8 +2272,10 @@ static int mce_device_create(unsigned int cpu)
dev->release = &mce_device_release;
err = device_register(dev);
if (err)
if (err) {
put_device(dev);
return err;
}
for (i = 0; mce_device_attrs[i]; i++) {
err = device_create_file(dev, mce_device_attrs[i]);