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tracing/filter: Free pred array on disabling of filter 

When a filter is disabled, free the preds.

Cc: Tom Zanussi <tzanussi@gmail.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt 2011-01-27 22:53:06 -05:00 committed by Steven Rostedt
parent 74e9e58c35
commit f76690afd0
1 changed files with 4 additions and 0 deletions
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4
kernel/trace/trace_events_filter.c
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@ -1388,6 +1388,10 @@ int apply_event_filter(struct ftrace_event_call *call, char *filter_string)
if (!strcmp(strstrip(filter_string), "0")) {
filter_disable_preds(call);
reset_preds(call->filter);
/* Make sure the filter is not being used */
synchronize_sched();
__free_preds(call->filter);
remove_filter_string(call->filter);
goto out_unlock;
}