From aaa045af976a08a9c2f79ebe6e516fbeeb61aa1f Mon Sep 17 00:00:00 2001
From: Maschell <Maschell@gmx.de>
Date: Wed, 3 Jun 2020 22:05:08 +0200
Subject: [PATCH] libwhb: Don't add a LogHandler if it's already in the list.
 (#140)

---
 libraries/libwhb/src/log.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libraries/libwhb/src/log.c b/libraries/libwhb/src/log.c
index 348c5765..364b5c76 100644
--- a/libraries/libwhb/src/log.c
+++ b/libraries/libwhb/src/log.c
@@ -27,6 +27,9 @@ WHBAddLogHandler(LogHandlerFn fn)
    int i;
 
    for (i = 0; i < MAX_HANDLERS; ++i) {
+      if(sHandlers[i] == fn){
+        break;
+      }
       if (!sHandlers[i]) {
          sHandlers[i] = fn;
          return TRUE;