diff options
Diffstat (limited to 'sys/kern')
-rw-r--r-- | sys/kern/tty_pts.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/kern/tty_pts.c b/sys/kern/tty_pts.c index 5cfbc71..51f2641 100644 --- a/sys/kern/tty_pts.c +++ b/sys/kern/tty_pts.c @@ -575,6 +575,15 @@ ptsdev_close(struct file *fp, struct thread *td) tty_lock(tp); tty_rel_gone(tp); + /* + * Open of /dev/ptmx or /dev/ptyXX changes the type of file + * from DTYPE_VNODE to DTYPE_PTS. vn_open() increases vnode + * use count, we need to decrement it, and possibly do other + * required cleanup. + */ + if (fp->f_vnode != NULL) + return (vnops.fo_close(fp, td)); + return (0); } |