Commit a1db8060 authored May 19, 2016 by Kees Cook

ramoops: Only unregister when registered

While none of the "fragile" pstore backends unregister yet, if they
ever did, the unregistering code for the non-dump targets might get
confused. This adds a check for fragile backends on unregister.

Signed-off-by: Kees Cook <keescook@chromium.org>

parent 1a695a90

fs/pstore/platform.c

+5 −3

Original line number	Diff line number	Diff line
		@@ -497,9 +497,11 @@ EXPORT_SYMBOL_GPL(pstore_register);

		void pstore_unregister(struct pstore_info *psi)
		{
		if ((psi->flags & PSTORE_FLAGS_FRAGILE) == 0) {
		pstore_unregister_pmsg();
		pstore_unregister_ftrace();
		pstore_unregister_console();
		}
		pstore_unregister_kmsg();

		free_buf_for_compression();