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| author | Alan Cox <alan@lxorguk.ukuu.org.uk> | 2008-04-30 00:53:23 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-30 08:29:39 -0700 |
| commit | f433c65b8acb5346e6fefff4e4b97711c987ccf9 (patch) | |
| tree | f4b2f5dd3b47ba3051a9c495d413407b4338fd91 /drivers/char/stallion.c | |
| parent | b190e178f63e8dad7755054e02dc18a24ea6f0ac (diff) | |
| download | lwn-f433c65b8acb5346e6fefff4e4b97711c987ccf9.tar.gz lwn-f433c65b8acb5346e6fefff4e4b97711c987ccf9.zip | |
stallion: Prepare for BKL push down
Remove broken softcar functions, wrap ioctl handler in BKL
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/stallion.c')
| -rw-r--r-- | drivers/char/stallion.c | 15 |
1 files changed, 3 insertions, 12 deletions
diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c index 874aaa08e956..983244ab1362 100644 --- a/drivers/char/stallion.c +++ b/drivers/char/stallion.c @@ -1273,18 +1273,9 @@ static int stl_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd rc = 0; + lock_kernel(); + switch (cmd) { - case TIOCGSOFTCAR: - rc = put_user(((tty->termios->c_cflag & CLOCAL) ? 1 : 0), - (unsigned __user *) argp); - break; - case TIOCSSOFTCAR: - if (get_user(ival, (unsigned int __user *) arg)) - return -EFAULT; - tty->termios->c_cflag = - (tty->termios->c_cflag & ~CLOCAL) | - (ival ? CLOCAL : 0); - break; case TIOCGSERIAL: rc = stl_getserial(portp, argp); break; @@ -1308,7 +1299,7 @@ static int stl_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd rc = -ENOIOCTLCMD; break; } - + unlock_kernel(); return rc; } |