diff options
Diffstat (limited to 'sys/alpha/isa/isa.c')
-rw-r--r-- | sys/alpha/isa/isa.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/alpha/isa/isa.c b/sys/alpha/isa/isa.c index 48404b8..95c7d58 100644 --- a/sys/alpha/isa/isa.c +++ b/sys/alpha/isa/isa.c @@ -338,6 +338,9 @@ isa_setup_intr(device_t dev, device_t child, return platform.isa_setup_intr(dev, child, irq, flags, intr, arg, cookiep); + if (irq == NULL) + return ENODEV; + error = rman_activate_resource(irq); if (error) return error; |