From b35e2c4e30dde9b25ce5579a779082581b8cfaa3 Mon Sep 17 00:00:00 2001
From: William Yang <mscame@gmail.com>
Date: Sat, 7 Oct 2023 18:30:52 +0200
Subject: [PATCH] fix(listener): credconfig leak

---
 c_src/quicer_listener.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/c_src/quicer_listener.c b/c_src/quicer_listener.c
index bf291f07..0d67d03c 100644
--- a/c_src/quicer_listener.c
+++ b/c_src/quicer_listener.c
@@ -279,6 +279,7 @@ listen2(ErlNifEnv *env, __unused_parm__ int argc, const ERL_NIF_TERM argv[])
     {
       // TLS opt error not file content error
       free(cacertfile);
+      free_certificate(&CredConfig);
       return ERROR_TUPLE_2(ATOM_CACERTFILE);
     }
 
@@ -288,6 +289,7 @@ listen2(ErlNifEnv *env, __unused_parm__ int argc, const ERL_NIF_TERM argv[])
   if (!l_ctx)
     {
       free(cacertfile);
+      free_certificate(&CredConfig);
       return ERROR_TUPLE_2(ATOM_ERROR_NOT_ENOUGH_MEMORY);
     }
 
@@ -306,6 +308,10 @@ listen2(ErlNifEnv *env, __unused_parm__ int argc, const ERL_NIF_TERM argv[])
           goto exit;
         }
     }
+  else
+    { // since we don't use cacertfile, free it
+      free(cacertfile);
+    }
 
   // Set owner for l_ctx
   if (!enif_self(env, &(l_ctx->listenerPid)))