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authorAlan Cox <alan@lxorguk.ukuu.org.uk>2008-04-30 00:53:23 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-30 08:29:39 -0700
commitf433c65b8acb5346e6fefff4e4b97711c987ccf9 (patch)
treef4b2f5dd3b47ba3051a9c495d413407b4338fd91 /drivers/char/stallion.c
parentb190e178f63e8dad7755054e02dc18a24ea6f0ac (diff)
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.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c
index 874aaa08e95..983244ab136 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;
}