scsi: qla4xxx: remove unnecessary condition check for dma_pool_destroy()

dma_pool_destroy() can handle NULL pointer correctly, so there is no
need to check NULL pointer before calling dma_pool_destroy().

Signed-off-by: Chengguang Xu <cgxu519@gmx.com>
Acked-by: Manish Rangankar <Manish.Rangankar@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Chengguang Xu 2018-11-04 21:57:49 +08:00 committed by Martin K. Petersen
parent ed5b3994c6
commit 08cf8ab3c9

View File

@ -4165,15 +4165,13 @@ static void qla4xxx_mem_free(struct scsi_qla_host *ha)
ha->srb_mempool = NULL;
if (ha->chap_dma_pool)
dma_pool_destroy(ha->chap_dma_pool);
dma_pool_destroy(ha->chap_dma_pool);
if (ha->chap_list)
vfree(ha->chap_list);
ha->chap_list = NULL;
if (ha->fw_ddb_dma_pool)
dma_pool_destroy(ha->fw_ddb_dma_pool);
dma_pool_destroy(ha->fw_ddb_dma_pool);
/* release io space registers */
if (is_qla8022(ha)) {