From: yshang1 <yshang1@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Tue, 5 Sep 2006 06:50:31 +0000 (+0000)
Subject: git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1459 6f19259b... 
X-Git-Tag: edk2-stable201903~24415
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=c757cb321ce138fdb499dcb40770e341b9afb136

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1459 6f19259b-4bc3-4df7-8a09-765794883524
---

diff --git a/EdkModulePkg/Include/Library/SerialPortLib.h b/EdkModulePkg/Include/Library/SerialPortLib.h
index cda5ad17db..153e38cd15 100644
--- a/EdkModulePkg/Include/Library/SerialPortLib.h
+++ b/EdkModulePkg/Include/Library/SerialPortLib.h
@@ -34,8 +34,8 @@ SerialPortInitialize (
 /**
   Write data to serial device. 
  
-  If the buffer is NULL, then ASSERT(); 
-  if NumberOfBytes is zero, then ASSERT(). 
+  If the buffer is NULL, then return 0; 
+  if NumberOfBytes is zero, then return 0. 
 
   @param  Buffer           Point of data buffer which need to be writed.
   @param  NumberOfBytes    Number of output bytes which are cached in Buffer.
@@ -55,8 +55,8 @@ SerialPortWrite (
 /**
   Read data from serial device and save the datas in buffer.
  
-  If the buffer is NULL, then ASSERT(); 
-  if NumberOfBytes is zero, then ASSERT(). 
+  If the buffer is NULL, then return zero;
+  if NumberOfBytes is zero, then return zero.
 
   @param  Buffer           Point of data buffer which need to be writed.
   @param  NumberOfBytes    Number of output bytes which are cached in Buffer.
diff --git a/EdkModulePkg/Library/EdkSerialPortLibNull/SerialPortLibNull.c b/EdkModulePkg/Library/EdkSerialPortLibNull/SerialPortLibNull.c
index 1c42eb0a37..3f2f183be5 100644
--- a/EdkModulePkg/Library/EdkSerialPortLibNull/SerialPortLibNull.c
+++ b/EdkModulePkg/Library/EdkSerialPortLibNull/SerialPortLibNull.c
@@ -33,9 +33,6 @@ SerialPortInitialize (
 /**
   Write data to serial device. 
  
-  If the buffer is NULL, then ASSERT(); 
-  if NumberOfBytes is zero, then ASSERT(). 
-
   @param  Buffer           Point of data buffer which need to be writed.
   @param  NumberOfBytes    Number of output bytes which are cached in Buffer.
 
@@ -50,9 +47,6 @@ SerialPortWrite (
   IN UINTN     NumberOfBytes
 )
 {
-  ASSERT (NULL != Buffer);
-  ASSERT (0 != NumberOfBytes);
-
   return 0;
 }
 
@@ -60,9 +54,6 @@ SerialPortWrite (
 /**
   Read data from serial device and save the datas in buffer.
  
-  If the buffer is NULL, then ASSERT(); 
-  if NumberOfBytes is zero, then ASSERT(). 
-
   @param  Buffer           Point of data buffer which need to be writed.
   @param  NumberOfBytes    Number of output bytes which are cached in Buffer.
 
@@ -77,9 +68,6 @@ SerialPortRead (
   IN  UINTN     NumberOfBytes
 )
 {
-  ASSERT (NULL != Buffer);
-  ASSERT (0 != NumberOfBytes);
-
   return 0;
 }