4.18-stable review patch. If anyone has any objections, please let me know.
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From: Johan Hovold johan@kernel.org
[ 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 --- drivers/edac/edac_mc_sysfs.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/edac/edac_mc_sysfs.c +++ b/drivers/edac/edac_mc_sysfs.c @@ -1075,14 +1075,14 @@ 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; }