Line number 1348 does contain a typecast with UINT32, but it is after
all the operations (16-bit left shift followed by OR'ing) are over.
To avoid any SIGN_EXTENSION, typecast the intermediate result after
16-bit left shift operation immediately with UINT32.
 
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4204
Signed-off-by: Ranbir Singh <Ranbir.Singh3@Dell.com>
---
 MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AtaAtapiPassThru.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 
diff --git a/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AtaAtapiPassThru.c b/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AtaAtapiPassThru.c
index 1070516b35..cbe6bee2ab 100644
--- a/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AtaAtapiPassThru.c
+++ b/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AtaAtapiPassThru.c
@@ -1345,7 +1345,7 @@ AtaPassThruPassThru (
     // Check logical block size
     //
     if ((IdentifyData->AtaData.phy_logic_sector_support & BIT12) != 0) {
-      BlockSize = (UINT32)(((IdentifyData->AtaData.logic_sector_size_hi << 16) | IdentifyData->AtaData.logic_sector_size_lo) * sizeof (UINT16));
+      BlockSize = (((UINT32)(IdentifyData->AtaData.logic_sector_size_hi << 16) | IdentifyData->AtaData.logic_sector_size_lo) * sizeof (UINT16));
     }
   }
 
--
2.36.1.windows.1