lib-patch-mode tests: change from skip_all=* to prereq skip

diff --git a/diff-lib.c b/diff-lib.c
index c9f6e05badf7b752188dcb5fa28a9bef53521dee..8b8978ae6d1b4d947952b7fe9ec9cea013aaa8c3 100644 (file)
--- a/diff-lib.c
+++ b/diff-lib.c
@@ -70,6 +70,7 @@ static int match_stat_with_submodule(struct diff_options *diffopt,
        int changed = ce_match_stat(ce, st, ce_option);
        if (S_ISGITLINK(ce->ce_mode)
            && !DIFF_OPT_TST(diffopt, IGNORE_SUBMODULES)
+           && !DIFF_OPT_TST(diffopt, IGNORE_DIRTY_SUBMODULES)
            && (!changed || DIFF_OPT_TST(diffopt, DIRTY_SUBMODULES))) {
                *dirty_submodule = is_submodule_modified(ce->name, DIFF_OPT_TST(diffopt, IGNORE_UNTRACKED_IN_SUBMODULES));
        }