Fix sign extension bug.

1 files changed, 1 insertions, 1 deletions

diff --git a/shvvp.c b/shvvp.c
index 7dd961b..57b6431 100644
--- a/shvvp.c
+++ b/shvvp.c
@@ -160,7 +160,7 @@ ShvVpUnloadCallback (
     // If SimpleVisor is disabled for some reason, CPUID won't return anything
     // so don't free any memory. It will unfortunately end up leaked.
     //
-    vpData = (PSHV_VP_DATA)((UINT64)cpuInfo[0] << 32 | cpuInfo[1]);
+    vpData = (PSHV_VP_DATA)((UINT64)cpuInfo[0] << 32 | (UINT32)cpuInfo[1]);
     if (vpData != NULL)
     {
         ShvOsFreeContiguousAlignedMemory(vpData);