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Subject[tip:perf/core] perf evsel: Add missing overflow check for TRANSACTION
Commit-ID:  87b955247d71975460774435241be3aa05218a7b
Gitweb: http://git.kernel.org/tip/87b955247d71975460774435241be3aa05218a7b
Author: Adrian Hunter <adrian.hunter@intel.com>
AuthorDate: Fri, 1 Nov 2013 15:51:36 +0200
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 4 Nov 2013 12:44:01 -0300

perf evsel: Add missing overflow check for TRANSACTION

Add missing overflow check for PERF_SAMPLE_TRANSACTION in
perf_evsel__parse_sample().

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1383313899-15987-9-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/evsel.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 47bbf03..b121717 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1481,6 +1481,7 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,

data->transaction = 0;
if (type & PERF_SAMPLE_TRANSACTION) {
+ OVERFLOW_CHECK_u64(array);
data->transaction = *array;
array++;
}

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