Commit 1526dbeb authored by zhong jiang's avatar zhong jiang Committed by Mauro Carvalho Chehab
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media: ipu3-cio2: Use dma_zalloc_coherent to replace dma_alloc_coherent + memset 



dma_zalloc_coherent has implemented the dma_alloc_coherent() + memset(),
We prefer to dma_zalloc_coherent instead of open-codeing.

Signed-off-by: default avatarzhong jiang <zhongjiang@huawei.com>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+samsung@kernel.org>
parent 4d471563

drivers/media/pci/intel/ipu3/ipu3-cio2.c

+2 −4
Original line number Diff line number Diff line
@@ -218,13 +218,11 @@ static int cio2_fbpt_init(struct cio2_device *cio2, struct cio2_queue *q) 
{

	struct device *dev = &cio2->pci_dev->dev;



	q->fbpt = dma_alloc_coherent(dev, CIO2_FBPT_SIZE, &q->fbpt_bus_addr,

	q->fbpt = dma_zalloc_coherent(dev, CIO2_FBPT_SIZE, &q->fbpt_bus_addr,

				      GFP_KERNEL);

	if (!q->fbpt)

		return -ENOMEM;



	memset(q->fbpt, 0, CIO2_FBPT_SIZE);



	return 0;

}