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authorArthur Heymans <arthur@aheymans.xyz>2019-11-18 11:19:30 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-01-14 21:46:48 +0100
commitc6e7af0515daca800d84b9cfa1bf19e53c4f5bc3 (patch)
tree49e6836fd88e7abd787382b7c2a81aefb001698b /drivers/firmware/google
parentcae0970ee9c4527f189aac378c50e2f0ed020418 (diff)
downloadlinux-c6e7af0515daca800d84b9cfa1bf19e53c4f5bc3.tar.gz
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>
Diffstat (limited to 'drivers/firmware/google')
-rw-r--r--drivers/firmware/google/gsmi.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/firmware/google/gsmi.c b/drivers/firmware/google/gsmi.c
index edaa4e5d84ad..974c769b75cf 100644
--- a/drivers/firmware/google/gsmi.c
+++ b/drivers/firmware/google/gsmi.c
@@ -1016,6 +1016,9 @@ out_err:
 	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);