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

[mirror_edk2.git] / MdePkg / Library / BaseMemoryLibMmx / MemLibGuid.c

diff --git a/MdePkg/Library/BaseMemoryLibMmx/MemLibGuid.c b/MdePkg/Library/BaseMemoryLibMmx/MemLibGuid.c
index 15e5294d9fa6116f13c508278dbf860fd720f283..0d46ab92f5c859d213196f4c6544c51ca03484e6 100644 (file)
--- a/MdePkg/Library/BaseMemoryLibMmx/MemLibGuid.c
+++ b/MdePkg/Library/BaseMemoryLibMmx/MemLibGuid.c
@@ -104,7 +104,7 @@ CompareGuid (
   If Length > 0 and Buffer is NULL, then ASSERT().\r
   If Buffer is not aligned on a 32-bit boundary, then ASSERT().\r
   If Length is not aligned on a 128-bit boundary, then ASSERT().\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 scan.\r
   @param  Length  Number of bytes in Buffer to scan.\r