From 2586f1a937ebfd40a7851c0bf7add280c982fd66 Mon Sep 17 00:00:00 2001
From: ENGO150 <v.smejkal06@gmail.com>
Date: Sun, 2 Feb 2025 16:50:16 +0100
Subject: [PATCH] returning NULL on invalid packet in read_socket_raw

---
 src/chat/misc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/chat/misc.c b/src/chat/misc.c
index b3ffe9b..35ef16e 100644
--- a/src/chat/misc.c
+++ b/src/chat/misc.c
@@ -247,6 +247,8 @@ char *read_socket_raw(int socket, char *key)
     //FIND THE RECEIVED SIZE
     ioctl(socket, FIONREAD, &content_size);
 
+    if (content_size == 0) return NULL; //CLIENT PROBABLY QUIT
+
     //ALLOCATE
     content_buffer = why2_malloc(content_size + 1);