Message ID | 20191030223448.12930-9-irogers@google.com |
---|---|
State | Not Applicable |
Delegated to: | BPF Maintainers |
Headers | show |
Series | Improvements to memory usage by parse events | expand |
On Wed, Oct 30, 2019 at 03:34:46PM -0700, Ian Rogers wrote: > Avoid a memory leak when the configuration fails. > > Signed-off-by: Ian Rogers <irogers@google.com> Acked-by: Jiri Olsa <jolsa@kernel.org> thanks, jirka > --- > tools/perf/util/parse-events.c | 9 ++++++++- > 1 file changed, 8 insertions(+), 1 deletion(-) > > diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c > index 578288c94d2a..a0a80f4e7038 100644 > --- a/tools/perf/util/parse-events.c > +++ b/tools/perf/util/parse-events.c > @@ -1388,8 +1388,15 @@ int parse_events_add_pmu(struct parse_events_state *parse_state, > if (get_config_terms(head_config, &config_terms)) > return -ENOMEM; > > - if (perf_pmu__config(pmu, &attr, head_config, parse_state->error)) > + if (perf_pmu__config(pmu, &attr, head_config, parse_state->error)) { > + struct perf_evsel_config_term *pos, *tmp; > + > + list_for_each_entry_safe(pos, tmp, &config_terms, list) { > + list_del_init(&pos->list); > + free(pos); > + } > return -EINVAL; > + } > > evsel = __add_event(list, &parse_state->idx, &attr, > get_config_name(head_config), pmu, > -- > 2.24.0.rc1.363.gb1bccd3e3d-goog >
Em Wed, Nov 06, 2019 at 03:24:08PM +0100, Jiri Olsa escreveu: > On Wed, Oct 30, 2019 at 03:34:46PM -0700, Ian Rogers wrote: > > Avoid a memory leak when the configuration fails. > > > > Signed-off-by: Ian Rogers <irogers@google.com> > > Acked-by: Jiri Olsa <jolsa@kernel.org> Thanks, applied, - Arnaldo > thanks, > jirka > > > --- > > tools/perf/util/parse-events.c | 9 ++++++++- > > 1 file changed, 8 insertions(+), 1 deletion(-) > > > > diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c > > index 578288c94d2a..a0a80f4e7038 100644 > > --- a/tools/perf/util/parse-events.c > > +++ b/tools/perf/util/parse-events.c > > @@ -1388,8 +1388,15 @@ int parse_events_add_pmu(struct parse_events_state *parse_state, > > if (get_config_terms(head_config, &config_terms)) > > return -ENOMEM; > > > > - if (perf_pmu__config(pmu, &attr, head_config, parse_state->error)) > > + if (perf_pmu__config(pmu, &attr, head_config, parse_state->error)) { > > + struct perf_evsel_config_term *pos, *tmp; > > + > > + list_for_each_entry_safe(pos, tmp, &config_terms, list) { > > + list_del_init(&pos->list); > > + free(pos); > > + } > > return -EINVAL; > > + } > > > > evsel = __add_event(list, &parse_state->idx, &attr, > > get_config_name(head_config), pmu, > > -- > > 2.24.0.rc1.363.gb1bccd3e3d-goog > >
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 578288c94d2a..a0a80f4e7038 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -1388,8 +1388,15 @@ int parse_events_add_pmu(struct parse_events_state *parse_state, if (get_config_terms(head_config, &config_terms)) return -ENOMEM; - if (perf_pmu__config(pmu, &attr, head_config, parse_state->error)) + if (perf_pmu__config(pmu, &attr, head_config, parse_state->error)) { + struct perf_evsel_config_term *pos, *tmp; + + list_for_each_entry_safe(pos, tmp, &config_terms, list) { + list_del_init(&pos->list); + free(pos); + } return -EINVAL; + } evsel = __add_event(list, &parse_state->idx, &attr, get_config_name(head_config), pmu,
Avoid a memory leak when the configuration fails. Signed-off-by: Ian Rogers <irogers@google.com> --- tools/perf/util/parse-events.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-)