[PATCH] scsi: qla4xxx: NULL check before some freeing functions is not needed.

[Thomas Meyer]

NULL check before some freeing functions is not needed.

Signed-off-by: Thomas Meyer <tho...@m3y3r.de>
---

diff -u -p a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -4160,20 +4160,17 @@ static void qla4xxx_mem_free(struct scsi
        ha->fw_dump_size = 0;
 
        /* Free srb pool. */
-       if (ha->srb_mempool)
-               mempool_destroy(ha->srb_mempool);
+       mempool_destroy(ha->srb_mempool);
 
        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)) {