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-rw-r--r--src/avl.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/avl.c b/src/avl.c
index 0ea119a7c..a2c6911e7 100644
--- a/src/avl.c
+++ b/src/avl.c
@@ -306,7 +306,10 @@ int avl_walker(avl *node, int (*callback)(void *entry, void *data), void *data)
}
int avl_traverse(avl_tree *t, int (*callback)(void *entry, void *data), void *data) {
- return avl_walker(t->root, callback, data);
+ if(t->root)
+ return avl_walker(t->root, callback, data);
+ else
+ return 0;
}
// ---------------------------