drm/radeon: fix missing hunk from the master changes.

Thanks to Bartlomiej Zolnierkiewicz <[e-mail]> for reporting
this.

Signed-off-by: Dave Airlie <[e-mail]>

drivers/gpu/drm/radeon/radeon_drv.c

···
 	.enable_vblank = radeon_enable_vblank,
 	.disable_vblank = radeon_disable_vblank,
 	.dri_library_name = dri_library_name,
+	.master_create = radeon_master_create,
+	.master_destroy = radeon_master_destroy,
 	.irq_preinstall = radeon_driver_irq_preinstall,
 	.irq_postinstall = radeon_driver_irq_postinstall,
 	.irq_uninstall = radeon_driver_irq_uninstall,