radeonsi: Fix build error introduced in 5ab9a9c

While resolving conflicts in cherry picking commit d226191, I
accidentally introduced some garbage.  Because radeonsi isn't built by
default, the problem went unnoticed by me.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reported-by: Laurent Carlier <lordheavym@gmail.com>
Tested-by: Laurent Carlier <lordheavym@gmail.com>
1 file changed