From ae0a26eaa536fbf85e1b4d7e5874aae64e681db1 Mon Sep 17 00:00:00 2001
From: goebish <goebish@gmail.com>
Date: Sat, 2 Jan 2021 23:42:11 +0100
Subject: [PATCH] Fix crash if connection is lost (#1)

Following https://github.com/electric-sheep-co/arduino-redis/issues/33#issuecomment-752709624
---
 src/connection.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/connection.c b/src/connection.c
index 6c754aa..97e5376 100644
--- a/src/connection.c
+++ b/src/connection.c
@@ -55,7 +55,9 @@ RedisObject_t RedisConnection_getNextObject(RedisConnection_t conn)
         readBytes = read(conn, &typeChar, sizeof(typeChar));
     } while (readBytes == sizeof(typeChar) && (typeChar == -1 || typeChar == '\r' || typeChar == '\n'));
 
-    assert(readBytes == sizeof(typeChar));
+    // lost connection to server
+    if(readBytes != sizeof(typeChar))
+        return rObj;
 
     RedisObjectTypeMap_t *typeMapWalk = RedisConnection_getNextObject__parseMap;
     for (; typeMapWalk->type != RedisObjectType_InternalError && typeMapWalk->create != NULL; typeMapWalk++)