From eb9546632062a0a4747721869674922e2b6902af Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Fri, 15 Jan 2010 15:22:36 +0000
Subject: Fixed bug 2932922.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1513 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/src/serial.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'os/hal/src')

diff --git a/os/hal/src/serial.c b/os/hal/src/serial.c
index 54db8e95d..1372d5acc 100644
--- a/os/hal/src/serial.c
+++ b/os/hal/src/serial.c
@@ -141,7 +141,7 @@ void sdObjectInit(SerialDriver *sdp, qnotify_t inotify, qnotify_t onotify) {
  */
 void sdStart(SerialDriver *sdp, const SerialConfig *config) {
 
-  chDbgCheck((sdp != NULL) && (config != NULL), "sdStart");
+  chDbgCheck(sdp != NULL, "sdStart");
 
   chSysLock();
   chDbgAssert((sdp->sd.state == SD_STOP) || (sdp->sd.state == SD_READY),
@@ -251,8 +251,10 @@ sdflags_t sdGetAndClearFlags(SerialDriver *sdp) {
 
   chDbgCheck(sdp != NULL, "sdGetAndClearFlags");
 
+  chSysLock();
   mask = sdp->sd.flags;
   sdp->sd.flags = SD_NO_ERROR;
+  chSysUnlock();
   return mask;
 }
 
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