From: smckown <smckown@4bc1554a-c7f2-4f65-a403-e0be01f0239c>
Date: Wed, 22 Apr 2009 00:33:44 +0000 (+0000)
Subject: Use the byte passed into Interrupt.rx() rather calling into hw again.
X-Git-Tag: release/2.1.0-1~17
X-Git-Url: https://oss.titaniummirror.com/gitweb/?p=tinyos-2.x.git;a=commitdiff_plain;h=12118308dc7619c3ab634feb7c5787595e43cbf8

Use the byte passed into Interrupt.rx() rather calling into hw again.
---

diff --git a/tos/chips/msp430/usci/Msp430SpiP.nc b/tos/chips/msp430/usci/Msp430SpiP.nc
index eb217b3f..e4464312 100644
--- a/tos/chips/msp430/usci/Msp430SpiP.nc
+++ b/tos/chips/msp430/usci/Msp430SpiP.nc
@@ -223,9 +223,7 @@ implementation {
   async event void Interrupts.rx(uint8_t byte)
   {
     if (m_rxBuf)
-      m_rxBuf[m_pos - 1] = call Registers.getRxbuf();
-    else
-      call Registers.getRxbuf();
+      m_rxBuf[m_pos - 1] = byte;
 
     if (m_pos < m_len)
       sendData();