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qed: use dma_zalloc_coherent instead of allocator/memset 

Use dma_zalloc_coherent instead of dma_alloc_coherent
followed by memset 0.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Acked-by: Tomer Tayar <Tomer.Tayar@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
YueHaibing 2018-06-04 21:10:31 +08:00 committed by David S. Miller
parent 1f55c2865c
commit ff2e351e19
1 changed files with 3 additions and 4 deletions
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7
drivers/net/ethernet/qlogic/qed/qed_cxt.c
View File

@ -937,14 +937,13 @@ static int qed_cxt_src_t2_alloc(struct qed_hwfn *p_hwfn)
u32 size = min_t(u32, total_size, psz);
void **p_virt = &p_mngr->t2[i].p_virt;
*p_virt = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
size,
&p_mngr->t2[i].p_phys, GFP_KERNEL);
*p_virt = dma_zalloc_coherent(&p_hwfn->cdev->pdev->dev,
size, &p_mngr->t2[i].p_phys,
GFP_KERNEL);
if (!p_mngr->t2[i].p_virt) {
rc = -ENOMEM;
goto t2_fail;
}
memset(*p_virt, 0, size);
p_mngr->t2[i].size = size;
total_size -= size;
}