From e069864c4d31baf902bb11762e6839b61a949038 Mon Sep 17 00:00:00 2001
From: Lev Babiev <harley@hosers.org>
Date: Sat, 22 Jun 2024 18:10:47 +0100
Subject: [PATCH] misc: never decrement len to negative in recv_json

---
 src/misc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/misc.c b/src/misc.c
index 40a8e7c..1b2be2f 100644
--- a/src/misc.c
+++ b/src/misc.c
@@ -52,7 +52,7 @@ json_object *recv_json ( gint sock, gssize len )
   {
     json = json_tokener_parse_ex(tok, buf, rlen);
     if(len>0)
-      len-=rlen;
+      len-=MIN(rlen, MIN(len, bufsize));
   }
   json_tokener_free(tok);