[PATCH 1/8] perf c2c: Fix error return code in perf_c2c__report

[Shang XiaoJing <shangxiaojing@huawei.com>]

As the return error code of perf_c2c__report may has been assigned in
front, set the error code to -EINVAL or the specific error code of the
function.

Signed-off-by: Shang XiaoJing <shangxiaojing@huawei.com>
---
 tools/perf/builtin-c2c.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index 12f272811487..1fe5650d9b51 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -3110,6 +3110,8 @@ static int perf_c2c__report(int argc, const char **argv)
 	if (err)
 		goto out_mem2node;
 
+	err = -EINVAL;
+
 	if (symbol__init(&session->header.env) < 0)
 		goto out_mem2node;
 
@@ -3182,7 +3184,8 @@ static int perf_c2c__report(int argc, const char **argv)
 
 	ui_progress__finish();
 
-	if (ui_quirks()) {
+	err = ui_quirks();
+	if (err) {
 		pr_err("failed to setup UI\n");
 		goto out_mem2node;
 	}
-- 
2.17.1