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

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

diff --git a/MdePkg/Library/UefiDebugLibConOut/DebugLib.c b/MdePkg/Library/UefiDebugLibConOut/DebugLib.c
index 393c69869074be1a7c32f7562c415db08689f32f..63a72e8ab11995ee122f076ff173c50915d9deb2 100644 (file)
--- a/MdePkg/Library/UefiDebugLibConOut/DebugLib.c
+++ b/MdePkg/Library/UefiDebugLibConOut/DebugLib.c
@@ -154,7 +154,7 @@ 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 be filled with PcdDebugClearMemoryValue.\r
   @param   Length  Number of bytes in Buffer to fill with zeros PcdDebugClearMemoryValue. \r