(ids_add): Increase the size of IDS even when 0.

1 files changed, 1 insertions, 1 deletions

diff --git a/utils/ps.c b/utils/ps.c
index f604600b..344e6863 100644
--- a/utils/ps.c
+++ b/utils/ps.c
@@ -328,7 +328,7 @@ ids_add (struct ids *ids, id_t id)
 {
   if (ids->alloced == ids->num)
     {
-      ids->alloced *= 2;
+      ids->alloced = ids->alloced * 2 + 1;
       ids->ids = realloc (ids->ids, ids->alloced * sizeof (id_t));
       if (ids->ids == NULL)
 	error(8, ENOMEM, "Can't allocate id list");