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-rw-r--r--src/core/unit-printf.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/src/core/unit-printf.c b/src/core/unit-printf.c
index 0889769d03..f327953266 100644
--- a/src/core/unit-printf.c
+++ b/src/core/unit-printf.c
@@ -63,10 +63,7 @@ static int specifier_instance_unescaped(char specifier, void *data, void *userda
assert(u);
- if (!u->instance)
- return -EINVAL;
-
- return unit_name_unescape(u->instance, ret);
+ return unit_name_unescape(strempty(u->instance), ret);
}
static int specifier_filename(char specifier, void *data, void *userdata, char **ret) {
@@ -128,6 +125,8 @@ static int specifier_cgroup_slice(char specifier, void *data, void *userdata, ch
n = unit_default_cgroup_path(slice);
} else
n = strdup(u->manager->cgroup_root);
+ if (!n)
+ return -ENOMEM;
*ret = n;
return 0;
@@ -166,7 +165,7 @@ static int specifier_user_name(char specifier, void *data, void *userdata, char
c = unit_get_exec_context(u);
if (!c)
- return -EINVAL;
+ return -EOPNOTSUPP;
if (u->manager->running_as == MANAGER_SYSTEM) {