This is a note to let you know that I've just added the patch titled
tracing: instance_rmdir() leaks ftrace_event_file->filter
to the 3.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
tracing-instance_rmdir-leaks-ftrace_event_file-filter.patch
and it can be found in the queue-3.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 2448e3493cb3874baa90725c87869455ebf11cd2 Mon Sep 17 00:00:00 2001
From: Oleg Nesterov <oleg@xxxxxxxxxx>
Date: Fri, 11 Jul 2014 21:06:38 +0200
Subject: tracing: instance_rmdir() leaks ftrace_event_file->filter
From: Oleg Nesterov <oleg@xxxxxxxxxx>
commit 2448e3493cb3874baa90725c87869455ebf11cd2 upstream.
instance_rmdir() path destroys the event files but forgets to free
file->filter. Change remove_event_file_dir() to free_event_filter().
Link: http://lkml.kernel.org/p/20140711190638.GA19517@xxxxxxxxxx
Cc: Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Srikar Dronamraju <srikar@xxxxxxxxxxxxxxxxxx>
Cc: Tom Zanussi <tom.zanussi@xxxxxxxxxxxxxxx>
Cc: "zhangwei(Jovi)" <jovi.zhangwei@xxxxxxxxxx>
Fixes: f6a84bdc75b5 "tracing: Introduce remove_event_file_dir()"
Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
kernel/trace/trace_events.c | 1 +
1 file changed, 1 insertion(+)
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -470,6 +470,7 @@ static void remove_event_file_dir(struct
list_del(&file->list);
remove_subsystem(file->system);
+ free_event_filter(file->filter);
kmem_cache_free(file_cachep, file);
}
Patches currently in stable-queue which might be from oleg@xxxxxxxxxx are
queue-3.15/tracing-instance_rmdir-leaks-ftrace_event_file-filter.patch
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