diff options
| -rw-r--r-- | drivers/ieee1394/sbp2.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c index 0b2b0da5b88..ce3b43dd229 100644 --- a/drivers/ieee1394/sbp2.c +++ b/drivers/ieee1394/sbp2.c @@ -749,9 +749,13 @@ static struct scsi_id_instance_data *sbp2_alloc_device(struct unit_directory *ud #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 } |