V4L/DVB: videobuf-dma-contig.c: simplify pointer dereference (f35f1bb8) · Commits · 戴 / test

drivers/media/video/videobuf-dma-contig.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -55,14 +55,14 @@ static void videobuf_vm_close(struct vm_area_struct *vma)
		struct videobuf_queue *q = map->q;
		int i;

		dev_dbg(map->q->dev, "vm_close %p [count=%u,vma=%08lx-%08lx]\n",
		dev_dbg(q->dev, "vm_close %p [count=%u,vma=%08lx-%08lx]\n",
		map, map->count, vma->vm_start, vma->vm_end);

		map->count--;
		if (0 == map->count) {
		struct videobuf_dma_contig_memory *mem;

		dev_dbg(map->q->dev, "munmap %p q=%p\n", map, q);
		dev_dbg(q->dev, "munmap %p q=%p\n", map, q);
		mutex_lock(&q->vb_lock);

		/* We need first to cancel streams, before unmapping */
		@@ -89,7 +89,7 @@ static void videobuf_vm_close(struct vm_area_struct *vma)
		/* vfree is not atomic - can't be
		called with IRQ's disabled
		*/
		dev_dbg(map->q->dev, "buf[%d] freeing %p\n",
		dev_dbg(q->dev, "buf[%d] freeing %p\n",
		i, mem->vaddr);

		dma_free_coherent(q->dev, mem->size,