[PATCH 02/87] ata: acard-ahci: Remove call to memset after dmam_alloc_coherent

[Fuqian Huang]

In commit af7ddd8a627c
("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@xxxxxxxxx>
---
 drivers/ata/acard-ahci.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/ata/acard-ahci.c b/drivers/ata/acard-ahci.c
index b1b49dbd0b14..85357f27a66b 100644
--- a/drivers/ata/acard-ahci.c
+++ b/drivers/ata/acard-ahci.c
@@ -344,7 +344,6 @@ static int acard_ahci_port_start(struct ata_port *ap)
 	mem = dmam_alloc_coherent(dev, dma_sz, &mem_dma, GFP_KERNEL);
 	if (!mem)
 		return -ENOMEM;
-	memset(mem, 0, dma_sz);
 
 	/*
 	 * First item in chunk of DMA memory: 32-slot command table,
-- 
2.11.0