Messages in this thread Patch in this message |  | | | Date | Tue, 16 Jun 2009 13:51:37 -0400 | | From | Steven Rostedt <> | | Subject | [PATCH 4/5] tracing/filters: free filter_string in destroy_preds() |
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From: Li Zefan <lizf@cn.fujitsu.com>
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> --- 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 b24ab0e..d9f01c1 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; } -- 1.6.3.1 --
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