diff options
Diffstat (limited to 'sys/kern/subr_bus.c')
| -rw-r--r-- | sys/kern/subr_bus.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/kern/subr_bus.c b/sys/kern/subr_bus.c index 1f580f455dc0..5e1b561155bb 100644 --- a/sys/kern/subr_bus.c +++ b/sys/kern/subr_bus.c @@ -3145,6 +3145,8 @@ device_set_unit(device_t dev, int unit) devclass_t dc; int err; + if (unit == dev->unit) + return (0); dc = device_get_devclass(dev); if (unit < dc->maxunit && dc->devices[unit]) return (EBUSY); |