Messages in this thread Patch in this message | | | From | Arnaldo Carvalho de Melo <> | Subject | [PATCH 6/8] perf mem: Fill in the missing session freeing after an error occurs | Date | Wed, 1 Jul 2015 18:23:27 -0300 |
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From: Taeung Song <treeze.taeung@gmail.com>
When an error occurs an error value is just returned without freeing the session. So allocating and freeing session have to be matched as a pair even if an error occurs.
Signed-off-by: Taeung Song <treeze.taeung@gmail.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/r/1435752499-11752-1-git-send-email-treeze.taeung@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/builtin-mem.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-)
diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c index da2ec06f0742..80170aace5d4 100644 --- a/tools/perf/builtin-mem.c +++ b/tools/perf/builtin-mem.c @@ -124,7 +124,6 @@ static int report_raw_events(struct perf_mem *mem) .mode = PERF_DATA_MODE_READ, .force = mem->force, }; - int err = -EINVAL; int ret; struct perf_session *session = perf_session__new(&file, false, &mem->tool); @@ -135,24 +134,21 @@ static int report_raw_events(struct perf_mem *mem) if (mem->cpu_list) { ret = perf_session__cpu_bitmap(session, mem->cpu_list, mem->cpu_bitmap); - if (ret) + if (ret < 0) goto out_delete; } - if (symbol__init(&session->header.env) < 0) - return -1; + ret = symbol__init(&session->header.env); + if (ret < 0) + goto out_delete; printf("# PID, TID, IP, ADDR, LOCAL WEIGHT, DSRC, SYMBOL\n"); - err = perf_session__process_events(session); - if (err) - return err; - - return 0; + ret = perf_session__process_events(session); out_delete: perf_session__delete(session); - return err; + return ret; } static int report_events(int argc, const char **argv, struct perf_mem *mem) -- 2.1.0
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