Index: /trunk/src/VBox/HostServices/SharedOpenGL/unpacker/unpack_shaders.cpp
===================================================================
--- /trunk/src/VBox/HostServices/SharedOpenGL/unpacker/unpack_shaders.cpp	(revision 78264)
+++ /trunk/src/VBox/HostServices/SharedOpenGL/unpacker/unpack_shaders.cpp	(revision 78265)
@@ -448,5 +448,5 @@
     CHECK_BUFFER_SIZE_STATIC_LAST(pState, 8, GLuint);
 
-    int packet_length = READ_DATA(pState, 0, int);
+    unsigned packet_length = (unsigned)READ_DATA(pState, 0, int);
     GLuint program = READ_DATA(pState, 8, GLuint);
     const char *name = DATA_POINTER(pState, 12, const char);
@@ -469,5 +469,5 @@
     CHECK_BUFFER_SIZE_STATIC_LAST(pState, 8, GLuint);
 
-    int packet_length = READ_DATA(pState, 0, int);
+    unsigned packet_length = (unsigned)READ_DATA(pState, 0, int);
     GLuint program = READ_DATA(pState, 8, GLuint);
     const char *name = DATA_POINTER(pState, 12, const char);