From 8ef0818c3b9d6bbc90c9ef91aa479a7fd3708173 Mon Sep 17 00:00:00 2001
From: Victor Julien <victor@inliniac.net>
Date: Tue, 23 Oct 2018 15:08:05 +0200
Subject: [PATCH] radix: fix memory leak in error path

---
 src/util-radix-tree.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/util-radix-tree.c b/src/util-radix-tree.c
index 7217f95e39..90da3c8c51 100644
--- a/src/util-radix-tree.c
+++ b/src/util-radix-tree.c
@@ -525,8 +525,10 @@ static SCRadixNode *SCRadixAddKey(uint8_t *key_stream, uint16_t key_bitlen,
             return NULL;
         }
         node = SCRadixCreateNode();
-        if (node == NULL)
+        if (node == NULL) {
+            SCRadixReleasePrefix(prefix, tree);
             return NULL;
+        }
         node->prefix = prefix;
         node->bit = prefix->bitlen;
         tree->head = node;