Messages in this thread | | | Date | Fri, 14 Jan 2022 11:45:52 -0300 | From | Arnaldo Carvalho de Melo <> | Subject | Re: [PATCH] perf util: Fix use after free in metric__new |
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Em Wed, Dec 08, 2021 at 06:11:13PM +0100, José Expósito escreveu: > Addresses-Coverity-ID: 1494000 > Signed-off-by: José Expósito <jose.exposito89@gmail.com>
Sorry, overlooked this one, now processing.
You forgot to add:
Fixes: b85a4d61d3022608 ("perf metric: Allow modifiers on metrics")
Ian, I'm taking this one, obvious fix.
- Arnaldo
> --- > tools/perf/util/metricgroup.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c > index fffe02aae3ed..4d2fed3aefd1 100644 > --- a/tools/perf/util/metricgroup.c > +++ b/tools/perf/util/metricgroup.c > @@ -209,8 +209,8 @@ static struct metric *metric__new(const struct pmu_event *pe, > m->metric_name = pe->metric_name; > m->modifier = modifier ? strdup(modifier) : NULL; > if (modifier && !m->modifier) { > - free(m); > expr__ctx_free(m->pctx); > + free(m); > return NULL; > } > m->metric_expr = pe->metric_expr; > -- > 2.25.1
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- Arnaldo
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