NetBSD Problem Report #49319

From www@NetBSD.org  Sun Oct 26 17:15:03 2014
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Date: Sun, 26 Oct 2014 17:15:02 +0000 (UTC)
From: netbsd@izyk.ru
Reply-To: netbsd@izyk.ru
To: gnats-bugs@NetBSD.org
Subject: ptm{x} driver can't opens master side with O_NONBLOCK flag.
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>Number:         49319
>Category:       kern
>Synopsis:       ptm{x} driver can't opens master side with O_NONBLOCK flag.
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Oct 26 17:20:00 +0000 2014
>Originator:     Ilia
>Release:        NetBSD
>Organization:
No
>Environment:
NetBSD
>Description:
ptm{x} driver can't opens master side with O_NONBLOCK flag.

>How-To-Repeat:
Try:

open("/dev/ptm", O_RDWR|O_NONBLOCK);

>Fix:
tty_ptm.c has:

error = VOP_OPEN(vp, FREAD|FWRITE, lwp0.l_cred);

maybe needs use mode in ptmopen().

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