[PATCH] perf sched timehist: Fix missing free of session in perf_sched__timehist()

[Yang Jihong]

When perf_time__parse_str() fails in perf_sched__timehist(),
need to free session that was previously created, fix it.

Fixes: 853b74071110 ("perf sched timehist: Add option to specify time window of interest")
Signed-off-by: Yang Jihong <yangjihong@xxxxxxxxxxxxx>
---
 tools/perf/builtin-sched.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 8750b5f2d49b..928b9041535d 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -3121,7 +3121,8 @@ static int perf_sched__timehist(struct perf_sched *sched)
 
 	if (perf_time__parse_str(&sched->ptime, sched->time_str) != 0) {
 		pr_err("Invalid time string\n");
-		return -EINVAL;
+		err = -EINVAL;
+		goto out;
 	}
 
 	if (timehist_check_attr(sched, evlist) != 0)
-- 
2.25.1