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| author | ru <ru@FreeBSD.org> | 2005-09-19 13:48:45 +0000 |
|---|---|---|
| committer | ru <ru@FreeBSD.org> | 2005-09-19 13:48:45 +0000 |
| commit | db795b2c7606fa5ffdcc900c11384e51ad99d8b1 (patch) | |
| tree | 8062ddf49e66f6cc93932a7d6e93c8b57aadfe32 /sys/dev | |
| parent | c235110658b82d3add6a0ea46c53b60a0b73d467 (diff) | |
| download | FreeBSD-src-db795b2c7606fa5ffdcc900c11384e51ad99d8b1.zip FreeBSD-src-db795b2c7606fa5ffdcc900c11384e51ad99d8b1.tar.gz | |
Restore the ability to detach from a tty via SIOCSTTY and document
recent changes in a manpage.
Reviewed by: cognet
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/snp/snp.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/sys/dev/snp/snp.c b/sys/dev/snp/snp.c index c18a4ce..4008bae 100644 --- a/sys/dev/snp/snp.c +++ b/sys/dev/snp/snp.c @@ -527,17 +527,18 @@ snpioctl(dev, cmd, data, flags, td) switch (cmd) { case SNPSTTY: s = *(int *)data; - if (s < 0 || fget(td, s, &fp) != 0) + if (s < 0) + return (snp_down(snp)); + if (fget(td, s, &fp) != 0) return (EINVAL); if (fp->f_type != DTYPE_VNODE || - fp->f_vnode->v_type != VCHR) { + fp->f_vnode->v_type != VCHR || + fp->f_vnode->v_rdev == NULL) { fdrop(fp, td); return (EINVAL); } tdev = fp->f_vnode->v_rdev; fdrop(fp, td); - if (tdev == NULL) - return (snp_down(snp)); tp = snpdevtotty(tdev); if (!tp) @@ -593,7 +594,6 @@ snpioctl(dev, cmd, data, flags, td) *(int *)data = snp->snp_len; else if (snp->snp_flags & SNOOP_DOWN) { - printf("IT IS DOWN\n"); if (snp->snp_flags & SNOOP_OFLOW) *(int *)data = SNP_OFLOW; else |
