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