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EDAC: Fix memleak in module init error path

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[ Upstream commit 4708aa85d50cc6e962dfa8acf5ad4e0d290a21db ]

Make sure to use put_device() to free the initialised struct device so
that resources managed by driver core also gets released in the event of
a registration failure.

Signed-off-by: Johan Hovold <johan@kernel.org>
Cc: Denis Kirjanov <kirjanov@gmail.com>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: linux-edac <linux-edac@vger.kernel.org>
Fixes: 2d56b109e3a5 ("EDAC: Handle error path in edac_mc_sysfs_init() properly")
Link: http://lkml.kernel.org/r/20180612124335.6420-1-johan@kernel.org
Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2018-06-12 14:43:34 +02:00 committed by Greg Kroah-Hartman
parent cacafc2123
commit b9ce6bd297
1 changed files with 3 additions and 3 deletions
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6
drivers/edac/edac_mc_sysfs.c
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@ -1059,14 +1059,14 @@ int __init edac_mc_sysfs_init(void)
err = device_add(mci_pdev);
if (err < 0)
goto out_dev_free;
goto out_put_device;
edac_dbg(0, "device %s created\n", dev_name(mci_pdev));
return 0;
out_dev_free:
kfree(mci_pdev);
out_put_device:
put_device(mci_pdev);
out:
return err;
}