Fix DDK3790 build failure.

Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14587 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/MdeModulePkg/Universal/Disk/DiskIoDxe/DiskIo.c b/MdeModulePkg/Universal/Disk/DiskIoDxe/DiskIo.c
index 9bfb6fba42261d975925f6ff0011665c9881b576..e8af46f6c0ce60d9db7af0814d78fe3a243778ac 100644 (file)
--- a/MdeModulePkg/Universal/Disk/DiskIoDxe/DiskIo.c
+++ b/MdeModulePkg/Universal/Disk/DiskIoDxe/DiskIo.c
@@ -809,7 +809,7 @@ DiskIo2ReadWriteDisk (
   BlockIo2  = Instance->BlockIo2;\r
   Media     = BlockIo->Media;\r
   Status    = EFI_SUCCESS;\r
-  Blocking  = ((Token == NULL) || (Token->Event == NULL));\r
+  Blocking  = (BOOLEAN) ((Token == NULL) || (Token->Event == NULL));\r
 \r
   if (Media->MediaId != MediaId) {\r
     return EFI_MEDIA_CHANGED;\r