Fix EECodeManager::GetAmbientSP on x86/Linux

diff --git a/src/vm/eetwain.cpp b/src/vm/eetwain.cpp
index f973523..c0eb7aa 100644 (file)
--- a/src/vm/eetwain.cpp
+++ b/src/vm/eetwain.cpp
@@ -6041,7 +6041,8 @@ TADDR EECodeManager::GetAmbientSP(PREGDISPLAY     pContext,
 #endif // _DEBUG && !DACCESS_COMPILE
 
     if ((stateBuf->hdrInfoBody.prologOffs != hdrInfo::NOT_IN_PROLOG) ||
-        (stateBuf->hdrInfoBody.epilogOffs != hdrInfo::NOT_IN_EPILOG))
+        (stateBuf->hdrInfoBody.epilogOffs != hdrInfo::NOT_IN_EPILOG) ||
+        (GetRegdisplayFPAddress(pContext) == NULL))
     {
         return NULL;
     }