From 1f9c410180172e13e172a8e742b3421647648b51 Mon Sep 17 00:00:00 2001
From: Giovanni Di Sirio <gdisirio@gmail.com>
Date: Wed, 19 Sep 2018 12:55:13 +0000
Subject: Fixed bug #977.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@12275 110e8d01-0319-4d1e-a829-52ad28d1bb01
---
 os/rt/src/chevents.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/os/rt/src/chevents.c b/os/rt/src/chevents.c
index 3286c5f94..e5182b156 100644
--- a/os/rt/src/chevents.c
+++ b/os/rt/src/chevents.c
@@ -262,7 +262,7 @@ eventflags_t chEvtGetAndClearFlags(event_listener_t *elp) {
   elp->flags = (eventflags_t)0;
   chSysUnlock();
 
-  return flags;
+  return flags & elp->wflags;
 }
 
 /**
-- 
cgit v1.2.3