[sbp2]: Fix use-after-free bug.

Signed-off-by: Luiz Capitulino <lcapitulino@prefeitura.sp.gov.br>
Signed-off-by: Ben Collins <bcollins@debian.org>

drivers/ieee1394/sbp2.c

@@ -876,10 +876,10 @@ static int sbp2_start_device(struct scsi_id_instance_data *scsi_id)
 			SBP2_DMA_FREE("login FIFO DMA");
 		}
 
-		kfree(scsi_id);
-
 		list_del(&scsi_id->scsi_list);
 
+		kfree(scsi_id);
+
 		SBP2_ERR ("Could not allocate memory for scsi_id");
 
 		return -ENOMEM;