scalar: fix leaking repositories

In the scalar code we iterate through multiple repositories,
initializing each of them. We never clear them though, causing memory
leaks. Plug them.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

scalar.c

@@ -732,6 +732,7 @@ static int cmd_reconfigure(int argc, const char **argv)
 			succeeded = 1;
 
 		the_repository = old_repo;
+		repo_clear(&r);
 
 loop_end:
 		if (!succeeded) {

t/t9210-scalar.sh

@@ -2,6 +2,7 @@
 
 test_description='test the `scalar` command'
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 GIT_TEST_MAINT_SCHEDULER="crontab:test-tool crontab cron.txt,launchctl:true,schtasks:true"

t/t9211-scalar-clone.sh

@@ -2,6 +2,7 @@
 
 test_description='test the `scalar clone` subcommand'
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 . "${TEST_DIRECTORY}/lib-terminal.sh"