[PATCH -next 14/26] rt2x00: Use dma_zalloc_coherent
From: Joe Perches <hidden>
Date: 2014-06-15 20:38:57
Also in:
linux-wireless, lkml
Subsystem:
networking drivers (wireless), the rest · Maintainers:
Johannes Berg, Linus Torvalds
Use the zeroing function instead of dma_alloc_coherent & memset(,0,) Signed-off-by: Joe Perches <redacted> --- drivers/net/wireless/rt2x00/rt2x00mmio.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wireless/rt2x00/rt2x00mmio.c b/drivers/net/wireless/rt2x00/rt2x00mmio.c
index 6f236ea..f0178fd 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. */
--
1.8.1.2.459.gbcd45b4.dirty