From ca03dba30f2b8ff45a2972c6691e4c96d8c52b3b Mon Sep 17 00:00:00 2001 From: Julia Lawall Date: Sun, 20 Sep 2020 13:26:23 +0200 Subject: [PATCH] spi/topcliff-pch: 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/1600601186-7420-12-git-send-email-Julia.Lawall@inria.fr Signed-off-by: Mark Brown --- drivers/spi/spi-topcliff-pch.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c index 6df2aef..b459e36 100644 --- a/drivers/spi/spi-topcliff-pch.c +++ b/drivers/spi/spi-topcliff-pch.c @@ -1002,7 +1002,7 @@ static void pch_spi_handle_dma(struct pch_spi_data *data, int *bpw) spin_unlock_irqrestore(&data->lock, flags); /* RX */ - dma->sg_rx_p = kcalloc(num, sizeof(*dma->sg_rx_p), GFP_ATOMIC); + dma->sg_rx_p = kmalloc_array(num, sizeof(*dma->sg_rx_p), GFP_ATOMIC); if (!dma->sg_rx_p) return; @@ -1065,7 +1065,7 @@ static void pch_spi_handle_dma(struct pch_spi_data *data, int *bpw) head = 0; } - dma->sg_tx_p = kcalloc(num, sizeof(*dma->sg_tx_p), GFP_ATOMIC); + dma->sg_tx_p = kmalloc_array(num, sizeof(*dma->sg_tx_p), GFP_ATOMIC); if (!dma->sg_tx_p) return; -- 2.7.4