V4L/DVB (10176a): Switch remaining clear_user_page users over to clear_user_highpage

Not all architectures provide clear_user_page(), but clear_user_highpage()
is available everywhere at least via the compatibility inline function.

Is this the "trivial patch" that's required for these two drivers?

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/videobuf-dma-sg.c b/drivers/media/video/videobuf-dma-sg.c
index bc6d5ab..da1790e 100644
--- a/drivers/media/video/videobuf-dma-sg.c
+++ b/drivers/media/video/videobuf-dma-sg.c
@@ -388,8 +388,7 @@
 	page = alloc_page(GFP_USER | __GFP_DMA32);
 	if (!page)
 		return VM_FAULT_OOM;
-	clear_user_page(page_address(page), (unsigned long)vmf->virtual_address,
-			page);
+	clear_user_highpage(page, (unsigned long)vmf->virtual_address);
 	vmf->page = page;
 	return 0;
 }