load-fragment: don't try to do a template instance replacement if we are not an instance (#3451)

Corrects: 7aad67e7

Fixes: #3438

1 files changed, 1 insertions, 1 deletions

diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index b53301a147..2d8f6296c8 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -3743,7 +3743,7 @@ static int merge_by_names(Unit **u, Set *names, const char *id) {
 
                         /* If the symlink name we are looking at is unit template, then
                            we must search for instance of this template */
-                        if (unit_name_is_valid(k, UNIT_NAME_TEMPLATE)) {
+                        if (unit_name_is_valid(k, UNIT_NAME_TEMPLATE) && (*u)->instance) {
                                 _cleanup_free_ char *instance = NULL;
 
                                 r = unit_name_replace_instance(k, (*u)->instance, &instance);