rnd-20000917-1-src

[rocksndiamonds.git] / src / misc.c

diff --git a/src/misc.c b/src/misc.c
index 2389f59a8c8bdd2bb69f71fd4412a002fff3e12d..aaad307ae05c1bdb65404f9f02062962bcae3d48 100644 (file)
--- a/src/misc.c
+++ b/src/misc.c
@@ -1182,8 +1182,13 @@ boolean validLevelSeries(struct LevelDirInfo *node)
 
 struct LevelDirInfo *getFirstValidLevelSeries(struct LevelDirInfo *node)
 {
-  if (node == NULL)            /* start with first level directory entry */
-    return getFirstValidLevelSeries(leveldir_first);
+  if (node == NULL)
+  {
+    if (leveldir_first)                /* start with first level directory entry */
+      return getFirstValidLevelSeries(leveldir_first);
+    else
+      return NULL;
+  }
   else if (node->node_group)   /* enter level group (step down into tree) */
     return getFirstValidLevelSeries(node->node_group);
   else if (node->parent_link)  /* skip start entry of level group */