diff mbox

[v2,2/4] dmaengine: vdma: Use dma_pool_zalloc

Message ID 1463557653-1687-3-git-send-email-appanad@xilinx.com (mailing list archive)
State New, archived
Headers show

Commit Message

Appana Durga Kedareswara rao May 18, 2016, 7:47 a.m. UTC 
dma_pool_zalloc combines dma_pool_alloc and memset 0
this patch updates the driver to use dma_pool_zalloc.

Signed-off-by: Kedareswara rao Appana <appanad@xilinx.com>
---
Changes for v2:
--> New patch.

 drivers/dma/xilinx/xilinx_vdma.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

Comments

Vinod Koul June 7, 2016, 6:19 a.m. UTC | #1 
On Wed, May 18, 2016 at 01:17:31PM +0530, Kedareswara rao Appana wrote:
> dma_pool_zalloc combines dma_pool_alloc and memset 0
> this patch updates the driver to use dma_pool_zalloc.

Applied, thanks
diff mbox

Patch

diff --git a/drivers/dma/xilinx/xilinx_vdma.c b/drivers/dma/xilinx/xilinx_vdma.c
index 3edd454..0f5b38a 100644
--- a/drivers/dma/xilinx/xilinx_vdma.c
+++ b/drivers/dma/xilinx/xilinx_vdma.c
@@ -498,11 +498,10 @@  xilinx_cdma_alloc_tx_segment(struct xilinx_dma_chan *chan)
 	struct xilinx_cdma_tx_segment *segment;
 	dma_addr_t phys;
 
-	segment = dma_pool_alloc(chan->desc_pool, GFP_ATOMIC, &phys);
+	segment = dma_pool_zalloc(chan->desc_pool, GFP_ATOMIC, &phys);
 	if (!segment)
 		return NULL;
 
-	memset(segment, 0, sizeof(*segment));
 	segment->phys = phys;
 
 	return segment;
@@ -520,11 +519,10 @@  xilinx_axidma_alloc_tx_segment(struct xilinx_dma_chan *chan)
 	struct xilinx_axidma_tx_segment *segment;
 	dma_addr_t phys;
 
-	segment = dma_pool_alloc(chan->desc_pool, GFP_ATOMIC, &phys);
+	segment = dma_pool_zalloc(chan->desc_pool, GFP_ATOMIC, &phys);
 	if (!segment)
 		return NULL;
 
-	memset(segment, 0, sizeof(*segment));
 	segment->phys = phys;
 
 	return segment;