When an error occur a 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 occur.
Signed-off-by: Taeung Song <treeze.tae...@gmail.com>
---
commit_msg | 5 +++++
tools/perf/builtin-mem.c | 16 ++++++----------
2 files changed, 11 insertions(+), 10 deletions(-)
create mode 100644 commit_msg
diff --git a/commit_msg b/commit_msg
new file mode 100644
index 0000000..659c93f
--- /dev/null
+++ b/commit_msg
@@ -0,0 +1,5 @@
+perf kmem: Fill in the missing freeing a session after an error occur
+
+When an error occur a 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 occur.
diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c
index da2ec06..80170aa 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)
--
1.9.1
--
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