diff options
| author | Alan Cox <alan@linux.intel.com> | 2010-04-23 17:01:18 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-04-30 18:20:33 +0200 |
| commit | a2d1e3516c80027b2da17fb0b7ccd36f0ac33aa7 (patch) | |
| tree | 74933d064c4933f3b84a0e6943caf50f5fe9ba9e /drivers/char/mxser.c | |
| parent | Linux 2.6.34-rc6 (diff) | |
| download | linux-a2d1e3516c80027b2da17fb0b7ccd36f0ac33aa7.tar.xz linux-a2d1e3516c80027b2da17fb0b7ccd36f0ac33aa7.zip | |
tty: Fix regressions in the char driver conversion
This forgot to update a field in the old char drivers. The fact nobody
has basically noticed (except one mxser user) rather suggests most of these
drivers could go into the bitbucket.
Signed-off-by: Alan Cox <alan@linux.intel.com>
Cc: Jiri Slaby <jirislaby@gmail.com>
Cc: Dan Carpenter <error27@gmail.com>
Cc: Andreas Pretzsch <apr@cn-eng.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/char/mxser.c')
| -rw-r--r-- | drivers/char/mxser.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c index 47023053ee85..d2692d443f7b 100644 --- a/drivers/char/mxser.c +++ b/drivers/char/mxser.c @@ -1011,6 +1011,7 @@ static int mxser_open(struct tty_struct *tty, struct file *filp) if (!info->ioaddr) return -ENODEV; + tty->driver_data = info; return tty_port_open(&info->port, tty, filp); } @@ -1074,7 +1075,7 @@ static void mxser_close(struct tty_struct *tty, struct file *filp) struct mxser_port *info = tty->driver_data; struct tty_port *port = &info->port; - if (tty->index == MXSER_PORTS) + if (tty->index == MXSER_PORTS || info == NULL) return; if (tty_port_close_start(port, tty, filp) == 0) return; |