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| author | Frederic Weisbecker <fweisbec@gmail.com> | 2011-05-21 19:33:04 +0200 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2011-05-22 03:38:36 +0200 |
| commit | a285412479b6d5af3e48273a92ec2f1987df8cd1 (patch) | |
| tree | 29f68684cebb26b86c3dd0b0f0fc4e5d6553c989 /tools/perf/util/session.h | |
| parent | 74429964d8e29c0107fa6e9cdf35b8f33f57405d (diff) | |
| download | op-kernel-dev-a285412479b6d5af3e48273a92ec2f1987df8cd1.zip op-kernel-dev-a285412479b6d5af3e48273a92ec2f1987df8cd1.tar.gz | |
perf tools: Pre-check sample size before parsing
Check that the total size of the sample fields having a fixed
size do not exceed the one of the whole event. This robustifies
the sample parsing.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Stephane Eranian <eranian@google.com>
Diffstat (limited to 'tools/perf/util/session.h')
| -rw-r--r-- | tools/perf/util/session.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h index 8daaa2d..66d4e14 100644 --- a/tools/perf/util/session.h +++ b/tools/perf/util/session.h @@ -43,6 +43,7 @@ struct perf_session { */ struct hists hists; u64 sample_type; + int sample_size; int fd; bool fd_pipe; bool repipe; @@ -159,6 +160,7 @@ static inline int perf_session__parse_sample(struct perf_session *session, struct perf_sample *sample) { return perf_event__parse_sample(event, session->sample_type, + session->sample_size, session->sample_id_all, sample); } |
