172 			     struct erofs_device_info *dif, erofs_off_t *pos)  in erofs_init_device()  argument
185 	if (!sbi->devs->flatdev && !dif->path) {  in erofs_init_device()
190 		dif->path = kmemdup_nul(dis->tag, sizeof(dis->tag), GFP_KERNEL);  in erofs_init_device()
191 		if (!dif->path)  in erofs_init_device()
196 		fscache = erofs_fscache_register_cookie(sb, dif->path, 0);  in erofs_init_device()
199 		dif->fscache = fscache;  in erofs_init_device()
201 		bdev = blkdev_get_by_path(dif->path, BLK_OPEN_READ, sb->s_type,  in erofs_init_device()
205 		dif->bdev = bdev;  in erofs_init_device()
206 		dif->dax_dev = fs_dax_get_by_bdev(bdev, &dif->dax_part_off,  in erofs_init_device()
210 	dif->blocks = le32_to_cpu(dis->blocks);  in erofs_init_device()
211 	dif->mapped_blkaddr = le32_to_cpu(dis->mapped_blkaddr);  in erofs_init_device()
212 	sbi->total_blocks += dif->blocks;  in erofs_init_device()
224 	struct erofs_device_info *dif;  in erofs_scan_devices()  local
249 		idr_for_each_entry(&sbi->devs->tree, dif, id) {  in erofs_scan_devices()
250 			err = erofs_init_device(&buf, sb, dif, &pos);  in erofs_scan_devices()
256 			dif = kzalloc(sizeof(*dif), GFP_KERNEL);  in erofs_scan_devices()
257 			if (!dif) {  in erofs_scan_devices()
262 			err = idr_alloc(&sbi->devs->tree, dif, 0, 0, GFP_KERNEL);  in erofs_scan_devices()
264 				kfree(dif);  in erofs_scan_devices()
269 			err = erofs_init_device(&buf, sb, dif, &pos);  in erofs_scan_devices()
453 	struct erofs_device_info *dif;  in erofs_fc_parse_param()  local
497 		dif = kzalloc(sizeof(*dif), GFP_KERNEL);  in erofs_fc_parse_param()
498 		if (!dif)  in erofs_fc_parse_param()
500 		dif->path = kstrdup(param->string, GFP_KERNEL);  in erofs_fc_parse_param()
501 		if (!dif->path) {  in erofs_fc_parse_param()
502 			kfree(dif);  in erofs_fc_parse_param()
506 		ret = idr_alloc(&ctx->devs->tree, dif, 0, 0, GFP_KERNEL);  in erofs_fc_parse_param()
509 			kfree(dif->path);  in erofs_fc_parse_param()
510 			kfree(dif);  in erofs_fc_parse_param()
750 	struct erofs_device_info *dif = ptr;  in erofs_release_device_info()  local
752 	fs_put_dax(dif->dax_dev, NULL);  in erofs_release_device_info()
753 	if (dif->bdev)  in erofs_release_device_info()
754 		blkdev_put(dif->bdev, &erofs_fs_type);  in erofs_release_device_info()
755 	erofs_fscache_unregister_cookie(dif->fscache);  in erofs_release_device_info()
756 	dif->fscache = NULL;  in erofs_release_device_info()
757 	kfree(dif->path);  in erofs_release_device_info()
758 	kfree(dif);  in erofs_release_device_info()