diff options
Diffstat (limited to 'drivers/cxl/core')
| -rw-r--r-- | drivers/cxl/core/pci.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/cxl/core/pci.c b/drivers/cxl/core/pci.c index a663e7566c48..51132a575b27 100644 --- a/drivers/cxl/core/pci.c +++ b/drivers/cxl/core/pci.c @@ -834,11 +834,13 @@ static void cxl_disable_rch_root_ints(struct cxl_dport *dport) void cxl_setup_parent_dport(struct device *host, struct cxl_dport *dport) { struct device *dport_dev = dport->dport_dev; - struct pci_host_bridge *host_bridge; - host_bridge = to_pci_host_bridge(dport_dev); - if (host_bridge->native_aer) - dport->rcrb.aer_cap = cxl_rcrb_to_aer(dport_dev, dport->rcrb.base); + if (dport->rch) { + struct pci_host_bridge *host_bridge = to_pci_host_bridge(dport_dev); + + if (host_bridge->native_aer) + dport->rcrb.aer_cap = cxl_rcrb_to_aer(dport_dev, dport->rcrb.base); + } dport->reg_map.host = host; cxl_dport_map_regs(dport); |