[PATCH 8/8] hso serial throttled tty kref fix.

From: Alan Cox
Date: Thu Jan 15 2009 - 08:33:23 EST


From: Denis Joseph Barrow <D.Barow@xxxxxxxxxx>

This patch is for Alan Cox as it related to the tty layer.
Hopefully the hso driver is again relatively stable with this fix.

Signed-off-by: Denis Joseph Barrow <D.Barow@xxxxxxxxxx>
Signed-off-by: Alan Cox <alan@xxxxxxxxxx>
---

drivers/net/usb/hso.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)


diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index e25a58f..6478bf6 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -2053,8 +2053,10 @@ static int put_rxbuf_data(struct urb *urb, struct hso_serial *serial)
serial->curr_rx_urb_offset;
D1("data to push to tty");
while (write_length_remaining) {
- if (test_bit(TTY_THROTTLED, &tty->flags))
+ if (test_bit(TTY_THROTTLED, &tty->flags)) {
+ tty_kref_put(tty);
return -1;
+ }
curr_write_len = tty_insert_flip_string
(tty, urb->transfer_buffer +
serial->curr_rx_urb_offset,

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