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platform/x86: mlx-platform: Add hotplug device unregister to error path

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Add hotplug platform driver un-registration in case regmap cache
synchronization failed. In such case hotplug platform driver
registration should be rolled back.

Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
This commit is contained in:
Vadim Pasternak 2018-01-31 21:55:13 +00:00 committed by Darren Hart (VMware)
parent 580d834fe1
commit 4726098bcc
1 changed files with 3 additions and 1 deletions
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4
drivers/platform/x86/mlx-platform.c
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@ -550,10 +550,12 @@ static int __init mlxplat_init(void)
regcache_mark_dirty(mlxplat_hotplug->regmap);
err = regcache_sync(mlxplat_hotplug->regmap);
if (err)
goto fail_platform_mux_register;
goto fail_platform_hotplug_register;
return 0;
fail_platform_hotplug_register:
platform_device_unregister(priv->pdev_hotplug);
fail_platform_mux_register:
while (--i >= 0)
platform_device_unregister(priv->pdev_mux[i]);