On 6/27/13 1:54 AM, Adrian Hunter wrote:
The list_head is on the stack, so just free the rest of the list.

Signed-off-by: Adrian Hunter <adrian.hun...@intel.com>
---
  tools/perf/util/parse-events.c | 7 ++++++-
  tools/perf/util/parse-events.h | 1 +
  tools/perf/util/pmu.c          | 2 +-
  3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 995fc25..d9cb055 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -1231,12 +1231,17 @@ int parse_events_term__clone(struct parse_events_term 
**new,
                        term->val.str, term->val.num);
  }

-void parse_events__free_terms(struct list_head *terms)
+void parse_events__free_terms_only(struct list_head *terms)
  {
        struct parse_events_term *term, *h;

        list_for_each_entry_safe(term, h, terms, list)
                free(term);
+}
+
+void parse_events__free_terms(struct list_head *terms)
+{
+       parse_events__free_terms_only(terms);

        free(terms);
  }

Seems like you can just fix parse_events__free_terms to do the right thing and not call free(terms) -- ie., no need for a separate "only" function. From there only test_term() needs to do the free(terms) and since it mallocs the memory there it is nicely symmetrical.

David
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