Correct the wrong '?' character to '-', and add check DestinationBuffer == SourceBuff...

[mirror_edk2.git] / MdePkg / Library / BaseDebugLibNull / DebugLib.c

diff --git a/MdePkg/Library/BaseDebugLibNull/DebugLib.c b/MdePkg/Library/BaseDebugLibNull/DebugLib.c
index 9259ab6432a888ba2910e17c5110146ddd104345..c9916165a04c3c196337897ff8ccf9237a60f5e7 100644 (file)
--- a/MdePkg/Library/BaseDebugLibNull/DebugLib.c
+++ b/MdePkg/Library/BaseDebugLibNull/DebugLib.c
@@ -80,7 +80,7 @@ DebugAssert (
 \r
   If Buffer is NULL, then ASSERT().\r
 \r
-  If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT(). \r
+  If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). \r
 \r
   @param   Buffer  Pointer to the target buffer to fill with PcdDebugClearMemoryValue.\r
   @param   Length  Number of bytes in Buffer to fill with zeros PcdDebugClearMemoryValue. \r