[PATCHv3 4/5] t7406: avoid using test_must_fail for commands other than git

[Elijah Newren <newren@xxxxxxxxx>]

Signed-off-by: Elijah Newren <newren@xxxxxxxxx>
---
 t/t7406-submodule-update.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/t/t7406-submodule-update.sh b/t/t7406-submodule-update.sh
index ab67e373c5..5b42bbe9fa 100755
--- a/t/t7406-submodule-update.sh
+++ b/t/t7406-submodule-update.sh
@@ -605,7 +605,7 @@ test_expect_success 'submodule update - update=none in .git/config but --checkou
 	 git submodule update --checkout &&
 	 test_must_fail git diff --name-only \| grep submodule &&
 	 (cd submodule &&
-	  test_must_fail compare_head
+	  ! compare_head
 	 ) &&
 	 git config --unset submodule.submodule.update
 	)
-- 
2.18.0.550.geb414df874.dirty