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-rw-r--r--tools/perf/util/util.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index c25e57b3acb2..28a0a89c1f73 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -386,6 +386,8 @@ unsigned long parse_tag_value(const char *str, struct parse_tag *tags)
if (s != endptr)
break;
+ if (value > ULONG_MAX / i->mult)
+ break;
value *= i->mult;
return value;
}