[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 <thomas@xxxxxxxx>
---

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)) {