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authorLi Zefan <lizf@cn.fujitsu.com>2009-06-16 16:39:12 +0800
committerSteven Rostedt <rostedt@goodmis.org>2009-06-16 16:25:35 -0400
commit57be88878e7aa38750384704d811485a607bbda4 (patch)
treee65873cc622b7477ec6cf7ef7be8f63f4aef481f /kernel
parentfa7439531dee58277748c819785a44d3203c4b51 (diff)
downloadlinux-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.c1
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;
}