From: Joe Perches Date: Sun, 15 Jun 2014 20:37:43 +0000 (-0700) Subject: rt2x00: Use dma_zalloc_coherent X-Git-Tag: v3.17-rc1~106^2~210^2~46^2~106 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=df6e6333237dd1e55571e1e8c61354ae51b26d82;p=karo-tx-linux.git rt2x00: Use dma_zalloc_coherent Use the zeroing function instead of dma_alloc_coherent & memset(,0,) Signed-off-by: Joe Perches Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/rt2x00/rt2x00mmio.c b/drivers/net/wireless/rt2x00/rt2x00mmio.c index 6f236ea180aa..f0178fd4fe5f 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mmio.c +++ b/drivers/net/wireless/rt2x00/rt2x00mmio.c @@ -119,14 +119,12 @@ static int rt2x00mmio_alloc_queue_dma(struct rt2x00_dev *rt2x00dev, /* * Allocate DMA memory for descriptor and buffer. */ - addr = dma_alloc_coherent(rt2x00dev->dev, - queue->limit * queue->desc_size, - &dma, GFP_KERNEL); + addr = dma_zalloc_coherent(rt2x00dev->dev, + queue->limit * queue->desc_size, &dma, + GFP_KERNEL); if (!addr) return -ENOMEM; - memset(addr, 0, queue->limit * queue->desc_size); - /* * Initialize all queue entries to contain valid addresses. */