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scsi: qla4xxx: Use dma_pool_zalloc()

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Use dma_pool_zalloc() instead of dma_pool_alloc + memset

Signed-off-by: Souptick Joarder <jrdr.linux@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:
Souptick Joarder 2018-02-15 00:30:20 +05:30 committed by Martin K. Petersen
parent ec92b59cc0
commit 8d35a9dc42
2 changed files with 3 additions and 7 deletions
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6
drivers/scsi/qla4xxx/ql4_mbx.c
View file

@ -1584,12 +1584,11 @@ int qla4xxx_get_chap(struct scsi_qla_host *ha, char *username, char *password,
struct ql4_chap_table *chap_table;
dma_addr_t chap_dma;
chap_table = dma_pool_alloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma);
chap_table = dma_pool_zalloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma);
if (chap_table == NULL)
return -ENOMEM;
chap_size = sizeof(struct ql4_chap_table);
memset(chap_table, 0, chap_size);
if (is_qla40XX(ha))
offset = FLASH_CHAP_OFFSET | (idx * chap_size);
@ -1648,13 +1647,12 @@ int qla4xxx_set_chap(struct scsi_qla_host *ha, char *username, char *password,
uint32_t chap_size = 0;
dma_addr_t chap_dma;
chap_table = dma_pool_alloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma);
chap_table = dma_pool_zalloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma);
if (chap_table == NULL) {
ret = -ENOMEM;
goto exit_set_chap;
}
memset(chap_table, 0, sizeof(struct ql4_chap_table));
if (bidi)
chap_table->flags |= BIT_6; /* peer */
else

4
drivers/scsi/qla4xxx/ql4_os.c
View file

@ -825,12 +825,10 @@ static int qla4xxx_delete_chap(struct Scsi_Host *shost, uint16_t chap_tbl_idx)
uint32_t chap_size;
int ret = 0;
chap_table = dma_pool_alloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma);
chap_table = dma_pool_zalloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma);
if (chap_table == NULL)
return -ENOMEM;
memset(chap_table, 0, sizeof(struct ql4_chap_table));
if (is_qla80XX(ha))
max_chap_entries = (ha->hw.flt_chap_size / 2) /
sizeof(struct ql4_chap_table);