diff options
Diffstat (limited to 'arch/sparc64/kernel/pci_sun4v.c')
| -rw-r--r-- | arch/sparc64/kernel/pci_sun4v.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c index ea51ade43b8..13b611db058 100644 --- a/arch/sparc64/kernel/pci_sun4v.c +++ b/arch/sparc64/kernel/pci_sun4v.c @@ -954,19 +954,20 @@ static void pci_sun4v_pbm_init(struct pci_controller_info *p, int prom_node, u32 err = prom_getproperty(prom_node, "interrupt-map", (char *)pbm->pbm_intmap, sizeof(pbm->pbm_intmap)); - if (err != -1) { - pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap)); - err = prom_getproperty(prom_node, "interrupt-map-mask", - (char *)&pbm->pbm_intmask, - sizeof(pbm->pbm_intmask)); - if (err == -1) { - prom_printf("%s: Fatal error, no " - "interrupt-map-mask.\n", pbm->name); - prom_halt(); - } - } else { - pbm->num_pbm_intmap = 0; - memset(&pbm->pbm_intmask, 0, sizeof(pbm->pbm_intmask)); + if (err == 0 || err == -1) { + prom_printf("%s: Fatal error, no interrupt-map property.\n", + pbm->name); + prom_halt(); + } + + pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap)); + err = prom_getproperty(prom_node, "interrupt-map-mask", + (char *)&pbm->pbm_intmask, + sizeof(pbm->pbm_intmask)); + if (err == 0 || err == -1) { + prom_printf("%s: Fatal error, no interrupt-map-mask.\n", + pbm->name); + prom_halt(); } pci_sun4v_get_bus_range(pbm); |