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| author | Li Zefan <lizf@cn.fujitsu.com> | 2009-06-16 16:39:12 +0800 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2009-06-16 16:25:35 -0400 |
| commit | 57be88878e7aa38750384704d811485a607bbda4 (patch) | |
| tree | e65873cc622b7477ec6cf7ef7be8f63f4aef481f /kernel | |
| parent | fa7439531dee58277748c819785a44d3203c4b51 (diff) | |
| download | linux-57be88878e7aa38750384704d811485a607bbda4.tar.bz2 | |
tracing/filters: free filter_string in destroy_preds()
filter->filter_string is not freed when unloading a module:
# insmod trace-events-sample.ko
# echo "bar < 100" > /mnt/tracing/events/sample/foo_bar/filter
# rmmod trace-events-sample.ko
[ Impact: fix memory leak when unloading module ]
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
LKML-Reference: <4A375A30.9060802@cn.fujitsu.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/trace_events_filter.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c index b24ab0e6ea74..d9f01c1a042b 100644 --- a/kernel/trace/trace_events_filter.c +++ b/kernel/trace/trace_events_filter.c @@ -381,6 +381,7 @@ void destroy_preds(struct ftrace_event_call *call) filter_free_pred(filter->preds[i]); } kfree(filter->preds); + kfree(filter->filter_string); kfree(filter); call->filter = NULL; } |