scsi: qla4xxx: check return code of qla4xxx_copy_from_fwddb_param

[ Upstream commit 72b4a0465f995175a2e22cf4a636bf781f1f28a7 ]

The return code should be check while qla4xxx_copy_from_fwddb_param fails.
Signed-off-by: NYueHaibing <yuehaibing@huawei.com>
Acked-by: NManish Rangankar <mrangankar@marvell.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: NSasha Levin <sashal@kernel.org>

drivers/scsi/qla4xxx/ql4_os.c

@@ -7237,6 +7237,8 @@ static int qla4xxx_sysfs_ddb_tgt_create(struct scsi_qla_host *ha,
 
 	rc = qla4xxx_copy_from_fwddb_param(fnode_sess, fnode_conn,
 					   fw_ddb_entry);
+	if (rc)
+		goto free_sess;
 
 	ql4_printk(KERN_INFO, ha, "%s: sysfs entry %s created\n",
 		   __func__, fnode_sess->dev.kobj.name);