d/freebsd-dev
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Don't attempt to re-create the /dev entry for the slave part if it already

Browse Source 
exist when opening the master. This can happen if one open the master, then
open the slave, then close and re-open the master.

Reported by:	Peter Holm
This commit is contained in:
Olivier Houchard 2006-01-26 20:54:49 +00:00
parent 3acb8d3f94
commit 169c44907a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=154868
2 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
sys/kern/tty_pts.c
View File

@ -444,8 +444,12 @@ ptcopen(struct cdev *dev, int flag, int devtype, struct thread *td)
* XXX: Might want to make the ownership/permissions here more
* configurable.
*/
pt->pt_devs = devs = make_dev_cred(&pts_cdevsw, pt->pt_num,
td->td_ucred, UID_ROOT, GID_WHEEL, 0666, "pts/%d", pt->pt_num);
if (pt->pt_devs)
devs = pt->pt_devs;
else
pt->pt_devs = devs = make_dev_cred(&pts_cdevsw, pt->pt_num,
td->td_ucred, UID_ROOT, GID_WHEEL, 0666, "pts/%d",
pt->pt_num);
devs->si_drv1 = pt;
devs->si_tty = pt->pt_tty;
pt->pt_tty->t_dev = devs;

3
sys/kern/tty_pty.c
View File

@ -327,7 +327,8 @@ ptcopen(struct cdev *dev, int flag, int devtype, struct thread *td)
pt->pt_send = 0;
pt->pt_ucntl = 0;
pty_create_slave(td->td_ucred, pt, minor(dev));
if (!pt->devs)
pty_create_slave(td->td_ucred, pt, minor(dev));
pt->pt_devc_open = 1;
return (0);