firmware: google: Unregister driver_info on failure and exit in gsmi

Fix a bug where the kernel module couldn't be loaded after unloading,
as the platform driver wasn't released on exit.

Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Link: https://lore.kernel.org/r/20191118101934.22526-3-patrick.rudolph@9elements.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Arthur Heymans 2019-11-18 11:19:30 +01:00 committed by Greg Kroah-Hartman
parent cae0970ee9
commit c6e7af0515

View file

@ -1016,6 +1016,9 @@ static __init int gsmi_init(void)
dma_pool_destroy(gsmi_dev.dma_pool);
platform_device_unregister(gsmi_dev.pdev);
pr_info("gsmi: failed to load: %d\n", ret);
#ifdef CONFIG_PM
platform_driver_unregister(&gsmi_driver_info);
#endif
return ret;
}
@ -1037,6 +1040,9 @@ static void __exit gsmi_exit(void)
gsmi_buf_free(gsmi_dev.name_buf);
dma_pool_destroy(gsmi_dev.dma_pool);
platform_device_unregister(gsmi_dev.pdev);
#ifdef CONFIG_PM
platform_driver_unregister(&gsmi_driver_info);
#endif
}
module_init(gsmi_init);