diff options
Diffstat (limited to 'sys/dev/snp/snp.c')
| -rw-r--r-- | sys/dev/snp/snp.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/dev/snp/snp.c b/sys/dev/snp/snp.c index e6cf797..0b45047 100644 --- a/sys/dev/snp/snp.c +++ b/sys/dev/snp/snp.c @@ -508,6 +508,8 @@ snpioctl(dev, cmd, data, flags, td) tp = snpdevtotty(tdev); if (!tp) return (EINVAL); + if (tp->t_state & TS_SNOOP) + return (EBUSY); s = spltty(); |
