From 7ffd5c83905033e815ef2e13c680c8fc3d7ed321 Mon Sep 17 00:00:00 2001 From: Julia Lawall Date: Sun, 20 Sep 2020 13:26:21 +0200 Subject: dmaengine: rcar-dmac: drop double zeroing sg_init_table zeroes its first argument, so the allocation of that argument doesn't have to. the semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // @@ expression x,n,flags; @@ x = - kcalloc + kmalloc_array (n,sizeof(*x),flags) ... sg_init_table(x,n) // Signed-off-by: Julia Lawall Link: https://lore.kernel.org/r/1600601186-7420-10-git-send-email-Julia.Lawall@inria.fr Signed-off-by: Vinod Koul --- drivers/dma/sh/rcar-dmac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/dma/sh') diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c index 4b8a876adedb..a57705356e8b 100644 --- a/drivers/dma/sh/rcar-dmac.c +++ b/drivers/dma/sh/rcar-dmac.c @@ -1227,7 +1227,7 @@ rcar_dmac_prep_dma_cyclic(struct dma_chan *chan, dma_addr_t buf_addr, * Allocate the sg list dynamically as it would consume too much stack * space. */ - sgl = kcalloc(sg_len, sizeof(*sgl), GFP_NOWAIT); + sgl = kmalloc_array(sg_len, sizeof(*sgl), GFP_NOWAIT); if (!sgl) return NULL; -- cgit v1.2.3