#ifdef CONFIG_IEEE1394_SBP2_PHYS_DMA
/* Handle data movement if physical dma is not
- * enabled/supportedon host controller */
- hpsb_register_addrspace(&sbp2_highlevel, ud->ne->host, &sbp2_physdma_ops,
- 0x0ULL, 0xfffffffcULL);
+ * enabled or not supported on host controller */
+ if (!hpsb_register_addrspace(&sbp2_highlevel, ud->ne->host,
+ &sbp2_physdma_ops,
+ 0x0ULL, 0xfffffffcULL)) {
+ SBP2_ERR("failed to register lower 4GB address range");
+ goto failed_alloc;
+ }
#endif
}