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| author |   Yasser Shalabi <yassershalabi@gmail.com> | 2014-10-04 11:37:57 -0400 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-10-15 16:16:53 -0300 |
| commit | b2e19a934a36b2b4affcde9c170c0f01afabe50a (patch) | |
| tree | b00d90fd96490014ed6ac0363ebdae221e5a8014 /tools/perf/util/evlist.c | |
| parent | perf test: Add test case for pmu event new style format (diff) | |
| download | linux-dev-b2e19a934a36b2b4affcde9c170c0f01afabe50a.tar.xz linux-dev-b2e19a934a36b2b4affcde9c170c0f01afabe50a.zip | |
perf evlist: Fix for double free in tools/perf stat
Fix for double free bug in tools/perf due to dangling thread_map pointer
in perf_evlist struct.
Code path excercised when perf stat -C switch is used but not set and is
followed by another switch.
Example:
perf stat -C -e.
Signed-off-by: Yasser Shalabi <yassershalabi@gmail.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1412437077-13109-1-git-send-email-yassershalabi@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to '')
| -rw-r--r-- | tools/perf/util/evlist.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index b4b54d84e9b0..3c9e77d6b4c2 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -1003,6 +1003,7 @@ int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target) out_delete_threads: thread_map__delete(evlist->threads); + evlist->threads = NULL; return -1; } |