From 727d7f2622132923e465443aca04693a5201682f Mon Sep 17 00:00:00 2001
From: theShed <theShed@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Sun, 24 Mar 2013 10:21:45 +0000
Subject: LPC8xx: serial_lld - clear error irq flags in irq handler

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@5498 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/platforms/LPC8xx/serial_lld.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'os')

diff --git a/os/hal/platforms/LPC8xx/serial_lld.c b/os/hal/platforms/LPC8xx/serial_lld.c
index e5937bae8..d1d273621 100644
--- a/os/hal/platforms/LPC8xx/serial_lld.c
+++ b/os/hal/platforms/LPC8xx/serial_lld.c
@@ -131,7 +131,9 @@ static void serve_interrupt(SerialDriver *sdp) {
     
     if (u->INTSTAT & (STAT_OVERRUN | STAT_DELTARXBRK |
                       STAT_FRAMERR | STAT_PARITYERR) ) {
-      set_error(sdp, u->STAT);
+      IOREG32 stat = u->STAT;
+      set_error(sdp, stat);
+      u->STAT = stat;
     }
 
   }
-- 
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