Commit e675697e authored Jun 28, 2019 by Fuqian Huang Committed by Jens Axboe Jun 29, 2019

ata: sata_sil24: Remove call to memset after dmam_alloc_coherent

In commit af7ddd8a
("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"

),,
dmam_alloc_coherent has already zeroed the memory.
So memset is not needed.

Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

parent b39f5da4

drivers/ata/sata_sil24.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -1202,7 +1202,6 @@ static int sil24_port_start(struct ata_port *ap)
		cb = dmam_alloc_coherent(dev, cb_size, &cb_dma, GFP_KERNEL);
		if (!cb)
		return -ENOMEM;
		memset(cb, 0, cb_size);

		pp->cmd_block = cb;
		pp->cmd_block_dma = cb_dma;

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