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authorDenis Joseph Barrow <D.Barow@option.com>2009-01-15 13:31:34 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-15 20:48:36 (GMT)
commit5839b414f9f9d2d6a471988763b61dbf85eb2dba (patch)
tree5ce869b94d082023ff87f8432fae8b45b33b9b1f /drivers/net/usb
parentd45eb81c3e345fabaf27ef3ab437b85c0bf9fafa (diff)
downloadlinux-fsl-qoriq-5839b414f9f9d2d6a471988763b61dbf85eb2dba.tar.xz
hso serial throttled tty kref fix.
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@option.com> Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/net/usb')
-rw-r--r--drivers/net/usb/hso.c4
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,