Commit 83e03b3f authored by Namhyung Kim's avatar Namhyung Kim Committed by Steven Rostedt

tracing: Fix double free when function profile init failed

On the failure path, stat->start and stat->pages will refer same page.
So it'll attempt to free the same page again and get kernel panic.

Link: http://lkml.kernel.org/r/1364820385-32027-1-git-send-email-namhyung@kernel.org

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung.kim@lge.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarNamhyung Kim <namhyung@kernel.org>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent 395b97a3
......@@ -694,7 +694,6 @@ int ftrace_profile_pages_init(struct ftrace_profile_stat *stat)
free_page(tmp);
}
free_page((unsigned long)stat->pages);
stat->pages = NULL;
stat->start = NULL;
......
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