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

[mirror_edk2.git] / MdePkg / Library / DxeMemoryLib / ScanMem32Wrapper.c

diff --git a/MdePkg/Library/DxeMemoryLib/ScanMem32Wrapper.c b/MdePkg/Library/DxeMemoryLib/ScanMem32Wrapper.c
index 896a893095b7e515da753b4e5527cc66e4d2621a..00cdc60cee53e272c976731d6bf0f658e6f791bb 100644 (file)
--- a/MdePkg/Library/DxeMemoryLib/ScanMem32Wrapper.c
+++ b/MdePkg/Library/DxeMemoryLib/ScanMem32Wrapper.c
@@ -34,7 +34,7 @@
   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 32-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