Merge branch 'for-rmk' of git://git.pengutronix.de/git/imx/linux-2.6 into devel-stable

[sfrench/cifs-2.6.git] / drivers / char / stallion.c

diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c
index 0e511d61f544eac34417456e509d86bedfd13624..6049fd731924022321f6f2ecf2f7ccf715f23366 100644 (file)
--- a/drivers/char/stallion.c
+++ b/drivers/char/stallion.c
@@ -724,7 +724,6 @@ static int stl_open(struct tty_struct *tty, struct file *filp)
 {
        struct stlport  *portp;
        struct stlbrd   *brdp;
-       struct tty_port *port;
        unsigned int    minordev, brdnr, panelnr;
        int             portnr;
 
@@ -754,7 +753,8 @@ static int stl_open(struct tty_struct *tty, struct file *filp)
        portp = brdp->panels[panelnr]->ports[portnr];
        if (portp == NULL)
                return -ENODEV;
-       port = &portp->port;
+
+       tty->driver_data = portp;
        return tty_port_open(&portp->port, tty, filp);
 
 }
@@ -841,7 +841,8 @@ static void stl_close(struct tty_struct *tty, struct file *filp)
        pr_debug("stl_close(tty=%p,filp=%p)\n", tty, filp);
 
        portp = tty->driver_data;
-       BUG_ON(portp == NULL);
+       if(portp == NULL)
+               return;
        tty_port_close(&portp->port, tty, filp);
 }