log_ref_setup(): improve robustness against races

diff --git a/t/t3426-rebase-submodule.sh b/t/t3426-rebase-submodule.sh
index d5b896d4459e82cdc7eb363af77d8eef28871229..ebf4f5e4b2c1c1cc20a49888df14cedd14b49a8b 100755 (executable)
--- a/t/t3426-rebase-submodule.sh
+++ b/t/t3426-rebase-submodule.sh
@@ -38,9 +38,6 @@ git_rebase_interactive () {
        git rebase -i "$1"
 }
 
-KNOWN_FAILURE_NOFF_MERGE_DOESNT_CREATE_EMPTY_SUBMODULE_DIR=1
-# The real reason "replace directory with submodule" fails is because a
-# directory "sub1" exists, but we reuse the suppression added for merge here
 test_submodule_switch "git_rebase_interactive"
 
 test_done