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scsi: bnx2i: Use zeroing allocator rather than allocator/memset 

Use dma_zalloc_coherent instead of dma_alloc_coherent followed by
memset 0.

Generated-by: scripts/coccinelle/api/alloc/kzalloc-simple.cocci

Suggested-by: Luis R. Rodriguez <mcgrof@kernel.org>
Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com>
Acked-by: Manish Rangankar <Manish.Rangankar@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Himanshu Jha 2017-12-30 20:58:32 +05:30 committed by Martin K. Petersen
parent bde70f3c0e
commit 85e75175fa
1 changed files with 4 additions and 6 deletions
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10
drivers/scsi/bnx2i/bnx2i_hwi.c
View File

@ -1070,15 +1070,14 @@ int bnx2i_alloc_qp_resc(struct bnx2i_hba *hba, struct bnx2i_endpoint *ep)
/* Allocate memory area for actual SQ element */
ep->qp.sq_virt =
dma_alloc_coherent(&hba->pcidev->dev, ep->qp.sq_mem_size,
&ep->qp.sq_phys, GFP_KERNEL);
dma_zalloc_coherent(&hba->pcidev->dev, ep->qp.sq_mem_size,
&ep->qp.sq_phys, GFP_KERNEL);
if (!ep->qp.sq_virt) {
printk(KERN_ALERT "bnx2i: unable to alloc SQ BD memory %d\n",
ep->qp.sq_mem_size);
goto mem_alloc_err;
}
memset(ep->qp.sq_virt, 0x00, ep->qp.sq_mem_size);
ep->qp.sq_first_qe = ep->qp.sq_virt;
ep->qp.sq_prod_qe = ep->qp.sq_first_qe;
ep->qp.sq_cons_qe = ep->qp.sq_first_qe;
@ -1107,14 +1106,13 @@ int bnx2i_alloc_qp_resc(struct bnx2i_hba *hba, struct bnx2i_endpoint *ep)
/* Allocate memory area for actual CQ element */
ep->qp.cq_virt =
dma_alloc_coherent(&hba->pcidev->dev, ep->qp.cq_mem_size,
&ep->qp.cq_phys, GFP_KERNEL);
dma_zalloc_coherent(&hba->pcidev->dev, ep->qp.cq_mem_size,
&ep->qp.cq_phys, GFP_KERNEL);
if (!ep->qp.cq_virt) {
printk(KERN_ALERT "bnx2i: unable to alloc CQ BD memory %d\n",
ep->qp.cq_mem_size);
goto mem_alloc_err;
}
memset(ep->qp.cq_virt, 0x00, ep->qp.cq_mem_size);
ep->qp.cq_first_qe = ep->qp.cq_virt;
ep->qp.cq_prod_qe = ep->qp.cq_first_qe;