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| author | Fuqian Huang <huangfq.daxian@gmail.com> | 2019-06-27 20:33:46 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2019-06-29 18:42:23 +0300 |
| commit | fec36aae0de14e31c7cf3e8be172d10a966de2ea (patch) | |
| tree | 07a304ec1f2e0b9c5a09114f72a862dc67280991 /drivers/ata/acard-ahci.c | |
| parent | ca156e006add67e4beea7896be395160735e09b0 (diff) | |
| download | linux-fec36aae0de14e31c7cf3e8be172d10a966de2ea.tar.xz | |
ata: acard-ahci: Remove call to memset after dmam_alloc_coherent
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@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/ata/acard-ahci.c')
| -rw-r--r-- | drivers/ata/acard-ahci.c | 1 |
1 files changed, 0 insertions, 1 deletions
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, |