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authorOleg Nesterov <oleg@redhat.com>2014-07-11 21:06:38 +0200
committerSteven Rostedt <rostedt@goodmis.org>2014-07-14 14:41:13 -0400
commit2448e3493cb3874baa90725c87869455ebf11cd2 (patch)
treedfbcb7c632b741b5ca5b02b459ad4aacff14bb89 /kernel/trace/trace_events.c
parent1795cd9b3a91d4b5473c97f491d63892442212ab (diff)
tracing: instance_rmdir() leaks ftrace_event_file->filter
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@redhat.com Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Cc: Tom Zanussi <tom.zanussi@linux.intel.com> Cc: "zhangwei(Jovi)" <jovi.zhangwei@huawei.com> Cc: stable@vger.kernel.org # 3.11+ Fixes: f6a84bdc75b5 "tracing: Introduce remove_event_file_dir()" Signed-off-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_events.c')
-rw-r--r--kernel/trace/trace_events.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index f99e0b3bca8..2de53628689 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -470,6 +470,7 @@ static void remove_event_file_dir(struct ftrace_event_file *file)
list_del(&file->list);
remove_subsystem(file->system);
+ free_event_filter(file->filter);
kmem_cache_free(file_cachep, file);
}