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scsi: hisi_sas: use dma_zalloc_coherent() 

This is a warning coming from Coccinelle, and need to use new interface
dma_zalloc_coherent() instead of dma_alloc_coherent()/memset().

Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Xiang Chen 2018-03-24 00:05:11 +08:00 committed by Martin K. Petersen
parent 5df41af4b1
commit 4f4e21b8ff
1 changed files with 1 additions and 3 deletions
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4
drivers/scsi/hisi_sas/hisi_sas_main.c
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@ -1822,13 +1822,11 @@ int hisi_sas_alloc(struct hisi_hba *hisi_hba, struct Scsi_Host *shost)
goto err_out; goto err_out;
s = HISI_SAS_MAX_ITCT_ENTRIES * sizeof(struct hisi_sas_itct); s = HISI_SAS_MAX_ITCT_ENTRIES * sizeof(struct hisi_sas_itct);
hisi_hba->itct = dma_alloc_coherent(dev, s, &hisi_hba->itct_dma, hisi_hba->itct = dma_zalloc_coherent(dev, s, &hisi_hba->itct_dma,
GFP_KERNEL); GFP_KERNEL);
if (!hisi_hba->itct) if (!hisi_hba->itct)
goto err_out; goto err_out;
memset(hisi_hba->itct, 0, s);
hisi_hba->slot_info = devm_kcalloc(dev, max_command_entries, hisi_hba->slot_info = devm_kcalloc(dev, max_command_entries,
sizeof(struct hisi_sas_slot), sizeof(struct hisi_sas_slot),
GFP_KERNEL); GFP_KERNEL);