From 2ba4f8abfe450ddf55bf6c79b4650525b37f6962 Mon Sep 17 00:00:00 2001 From: Julia Lawall Date: Fri, 29 Apr 2016 22:09:09 +0200 Subject: dmaengine: vdma: Use dma_pool_zalloc MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Dma_pool_zalloc combines dma_pool_alloc and memset 0. The semantic patch that makes this transformation is as follows: (http://coccinelle.lip6.fr/) // @@ expression d,e; statement S; @@ d = - dma_pool_alloc + dma_pool_zalloc (...); if (!d) S - memset(d, 0, sizeof(*d)); // Signed-off-by: Julia Lawall Acked-by: Sören Brinkmann Signed-off-by: Vinod Koul --- drivers/dma/xilinx/xilinx_vdma.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers/dma/xilinx') diff --git a/drivers/dma/xilinx/xilinx_vdma.c b/drivers/dma/xilinx/xilinx_vdma.c index 3c5ce373b99d..781ab4dbb2b8 100644 --- a/drivers/dma/xilinx/xilinx_vdma.c +++ b/drivers/dma/xilinx/xilinx_vdma.c @@ -343,11 +343,10 @@ xilinx_vdma_alloc_tx_segment(struct xilinx_vdma_chan *chan) struct xilinx_vdma_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; -- cgit v1.2.3