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

1 files changed, 4 insertions, 4 deletions

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.