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path: root/drivers/char/synclink.c
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Diffstat (limited to 'drivers/char/synclink.c')
-rw-r--r--drivers/char/synclink.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/char/synclink.c b/drivers/char/synclink.c
index 527d220aa4aa..ef6706f09061 100644
--- a/drivers/char/synclink.c
+++ b/drivers/char/synclink.c
@@ -2897,9 +2897,9 @@ static int tiocmset(struct tty_struct *tty, struct file *file,
*
* Arguments: tty pointer to tty instance data
* break_state -1=set break condition, 0=clear
- * Return Value: None
+ * Return Value: error code
*/
-static void mgsl_break(struct tty_struct *tty, int break_state)
+static int mgsl_break(struct tty_struct *tty, int break_state)
{
struct mgsl_struct * info = (struct mgsl_struct *)tty->driver_data;
unsigned long flags;
@@ -2909,7 +2909,7 @@ static void mgsl_break(struct tty_struct *tty, int break_state)
__FILE__,__LINE__, info->device_name, break_state);
if (mgsl_paranoia_check(info, tty->name, "mgsl_break"))
- return;
+ return -EINVAL;
spin_lock_irqsave(&info->irq_spinlock,flags);
if (break_state == -1)
@@ -2917,6 +2917,7 @@ static void mgsl_break(struct tty_struct *tty, int break_state)
else
usc_OutReg(info,IOCR,(u16)(usc_InReg(info,IOCR) & ~BIT7));
spin_unlock_irqrestore(&info->irq_spinlock,flags);
+ return 0;
} /* end of mgsl_break() */