Just use %p. Fixes this warning:
	drivers/media/v4l2-core/videobuf-dma-sg.c:247 videobuf_dma_init_kernel() warn: argument 2 to %08lx specifier is cast from pointer
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
                goto out_free_pages;
        }
 
-       dprintk(1, "vmalloc is at addr 0x%08lx, size=%d\n",
-                               (unsigned long)dma->vaddr,
-                               nr_pages << PAGE_SHIFT);
+       dprintk(1, "vmalloc is at addr %p, size=%d\n",
+               dma->vaddr, nr_pages << PAGE_SHIFT);
 
        memset(dma->vaddr, 0, nr_pages << PAGE_SHIFT);
        dma->nr_pages = nr_pages;