MdeModulePkg SataControllerDxe: Use compare logic in if condition

[mirror_edk2.git] / MdeModulePkg / Bus / Pci / SataControllerDxe / SataController.c

diff --git a/MdeModulePkg/Bus/Pci/SataControllerDxe/SataController.c b/MdeModulePkg/Bus/Pci/SataControllerDxe/SataController.c
index d47e918f5757eff15ab5f056f1651635596aede6..86233bb86dc007a87131e34418266d9c4e3e1cf5 100644 (file)
--- a/MdeModulePkg/Bus/Pci/SataControllerDxe/SataController.c
+++ b/MdeModulePkg/Bus/Pci/SataControllerDxe/SataController.c
@@ -483,7 +483,7 @@ SataControllerStart (
     }\r
     MaxPortNumber = 31;\r
     while (MaxPortNumber > 0) {\r
-      if (Data32 & (1 << MaxPortNumber)) {\r
+      if ((Data32 & ((UINT32)1 << MaxPortNumber)) != 0) {\r
         break;\r
       }\r
       MaxPortNumber--;\r