diff --git a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp
index 93b052e..495a853 100644
--- a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.cpp
@@ -134,7 +134,7 @@
     }
   }
 
-  bool IsCOV2 = ST.isAmdCodeObjectV2(MF);
+  bool IsCOV2 = ST.isAmdCodeObjectV2(F);
   if (IsCOV2) {
     if (HasStackObjects || MaySpill)
       PrivateSegmentBuffer = true;
@@ -147,7 +147,7 @@
 
     if (F.hasFnAttribute("amdgpu-dispatch-id"))
       DispatchID = true;
-  } else if (ST.isMesaGfxShader(MF)) {
+  } else if (ST.isMesaGfxShader(F)) {
     if (HasStackObjects || MaySpill)
       ImplicitBufferPtr = true;
   }