From 0506ca8bdf8584858c0e462a24712c651a7e4e59 Mon Sep 17 00:00:00 2001
From: Trumeet <yuuta@yuuta.moe>
Date: Thu, 28 Jul 2022 15:38:34 -0700
Subject: fix(libacron): memory leak when received more than one frames

API:CHANGE
---
 client/acronc/handler_socket.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'client/acronc')

diff --git a/client/acronc/handler_socket.c b/client/acronc/handler_socket.c
index efed127..2dfda5e 100644
--- a/client/acronc/handler_socket.c
+++ b/client/acronc/handler_socket.c
@@ -156,6 +156,26 @@ static void on_read(uv_stream_t *tcp, ssize_t nread, const uv_buf_t *buf) {
             /* acronc error. Socket is working. */
             ex(false);
         }
+
+        LOGD("Clearing backlog.");
+        while (true) {
+            if ((r = ac_receive(ac_conn, NULL, 0, &obj))) {
+                LOGEV("Cannot clear backlog (%d).", r);
+                /* libac error. Socket is working. */
+                free(buf->base);
+                ex(false);
+                return;
+            }
+            if (!obj) {
+                break;
+            }
+            if (cb_recv(obj)) {
+                /* acronc error. Socket is working. */
+                ex(false);
+                free(buf->base);
+                return;
+            }
+        }
     }
 
     free(buf->base);
-- 
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