staging: lustre: use 'unsigned int' not unsigned

Use unsigned int rather than unsigned in header variable declaration
for readability. Error found by checkpatch.
Signed-off-by: Elizabeth Ferdman <gnudevliz@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/lov/lov_cl_internal.h

@@ -217,7 +217,7 @@ struct lov_object {
 
 	union lov_layout_state {
 		struct lov_layout_raid0 {
-			unsigned	       lo_nr;
+			unsigned int	       lo_nr;
 			/**
 			 * When this is true, lov_object::lo_attr contains
 			 * valid up to date attributes for a top-level