From 219b180c3cea9ad674a5512412fbd75592f61aa7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20Beauz=C3=A9e-Luyssen?= <hugo@beauzee.fr>
Date: Wed, 5 Feb 2020 13:49:22 +0100
Subject: [PATCH] rr_decode: Fix potential double free

Now that we are always releasing the rr_entry and all its data, we might
end up freeing the domain names twice
---
 src/rr.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/rr.c b/src/rr.c
index 7e45394..a29bfc3 100644
--- a/src/rr.c
+++ b/src/rr.c
@@ -368,6 +368,7 @@ rr_decode(const uint8_t *ptr, size_t *n, const uint8_t *root, char **ss, uint8_t
         return (ptr);
 err:
         free(*ss);
+        *ss = NULL;
         return (NULL);
 }