pstore/ram: Add missing platform_device_unregister

We need to unregister platform device when module exit, this commit fixes
the issue.

Signed-off-by: Jovi Zhang <bookjovi@gmail.com>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>

diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
index 91016049e551d16f23d28f7fd6c8dd2ccaf91c60..2e906b33cd11fb1899631f4058aaedfd10a0796c 100644 (file)
--- a/fs/pstore/ram.c
+++ b/fs/pstore/ram.c
@@ -537,6 +537,7 @@ postcore_initcall(ramoops_init);
 
 static void __exit ramoops_exit(void)
 {
+       platform_device_unregister(dummy);
        platform_driver_unregister(&ramoops_driver);
        kfree(dummy_data);
 }