[PATCH v2 1/7] perf/aggregate: fix checking ENV{GIT_PERF_SUBSECTION}

[Christian Couder]

Signed-off-by: Christian Couder <chrisc...@tuxfamily.org>
---
 t/perf/aggregate.perl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/t/perf/aggregate.perl b/t/perf/aggregate.perl
index e401208488..769d418708 100755
--- a/t/perf/aggregate.perl
+++ b/t/perf/aggregate.perl
@@ -70,7 +70,7 @@ if (not @tests) {
 }
 
 my $resultsdir = "test-results";
-if ($ENV{GIT_PERF_SUBSECTION} ne "") {
+if (exists $ENV{GIT_PERF_SUBSECTION} and $ENV{GIT_PERF_SUBSECTION} ne "") {
        $resultsdir .= "/" . $ENV{GIT_PERF_SUBSECTION};
 }
 
-- 
2.15.1.361.g8b07d831d0