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| author |   Namhyung Kim <namhyung.kim@lge.com> | 2012-08-14 10:57:03 +0900 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-08-14 10:36:30 -0300 |
| commit | d0d3913895e5b50623bd4dafd876e41c1169031d (patch) | |
| tree | 3ff979e2bdd6606d03a9e6ed98a2c3e69311321e /tools/perf/util/trace-event-parse.c | |
| parent | perf symbols: Add description of JIT interface (diff) | |
| download | linux-dev-d0d3913895e5b50623bd4dafd876e41c1169031d.tar.xz linux-dev-d0d3913895e5b50623bd4dafd876e41c1169031d.zip | |
perf script: Fix a NULL pointer dereference
If 'perf script --gen-script' was called with a perf.data which contains
no tracepoint event, it'd segfault due to NULL pevent pointer. Fix it.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Feng Tang <feng.tang@intel.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1344909423-26384-1-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/trace-event-parse.c')
| -rw-r--r-- | tools/perf/util/trace-event-parse.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c index 4cb7f3831f78..a5a554efeb50 100644 --- a/tools/perf/util/trace-event-parse.c +++ b/tools/perf/util/trace-event-parse.c @@ -293,7 +293,7 @@ struct event_format *trace_find_next_event(struct pevent *pevent, { static int idx; - if (!pevent->events) + if (!pevent || !pevent->events) return NULL; if (!event) { |