core: set error value correctly

diff --git a/src/core/swap.c b/src/core/swap.c
index d4f6db6ddce68791286c2872ad628073ecb958ff..225488282e889c8b4b4131605a7ef693b41e7b4f 100644 (file)
--- a/src/core/swap.c
+++ b/src/core/swap.c
@@ -777,8 +777,10 @@ static void swap_enter_activating(Swap *s) {
                                 r = asprintf(&opts, "%s,pri=%i", s->parameters_fragment.options, s->parameters_fragment.priority);
                         else
                                 r = asprintf(&opts, "pri=%i", s->parameters_fragment.priority);
-                        if (r < 0)
+                        if (r < 0) {
+                                r = -ENOMEM;
                                 goto fail;
+                        }
                 }
         }