From ad4aac5b65eee189eaa914bec20ab9773e708a25 Mon Sep 17 00:00:00 2001
From: Michael Preisach <michael@preisach.at>
Date: Fri, 30 Jul 2021 12:51:20 +0200
Subject: [PATCH] protocol fixes

---
 client.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/client.c b/client.c
index 17f1639..eaccf86 100644
--- a/client.c
+++ b/client.c
@@ -37,13 +37,15 @@ int client_connect(conn_handler handler, char *servip, int16_t port) {
     bzero(buffer, MAX_BUFSIZE);
     for (ret = 0; 0 == ret;) {
         ret = handler(buffer);
-        if(0 != ret)
+        if(0 > ret)
             break;
 
         if (0 >= write(connfd, buffer, strlen(buffer))) {
             printf("client_connect: cannot write to socket\n");
             ret = -1;
         }
+        if(0 != ret)
+            break;
 
         bzero(buffer, MAX_BUFSIZE);
         len = read(connfd, buffer, sizeof(buffer));