This is a note to let you know that I've just added the patch titled
USB: serial: ftdi_sio: Handle the old_termios == 0 case e.g.
uart_resume_port()
to the 3.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
usb-serial-ftdi_sio-handle-the-old_termios-0-case-e.g.-uart_resume_port.patch
and it can be found in the queue-3.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From c515598e0f5769916c31c00392cc2bfe6af74e55 Mon Sep 17 00:00:00 2001
From: Andrew Worsley <[email protected]>
Date: Tue, 22 Nov 2011 20:00:19 +1100
Subject: USB: serial: ftdi_sio: Handle the old_termios == 0 case e.g.
uart_resume_port()
From: Andrew Worsley <[email protected]>
commit c515598e0f5769916c31c00392cc2bfe6af74e55 upstream.
Handle null old_termios in ftdi_set_termios() calls from uart_resume_port().
Signed-off-by: Andrew Worsley <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Cc: Lotfi Manseur <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/usb/serial/ftdi_sio.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -2141,6 +2141,9 @@ static void ftdi_set_termios(struct tty_
cflag = termios->c_cflag;
+ if (old_termios == 0)
+ goto no_skip;
+
if (old_termios->c_cflag == termios->c_cflag
&& old_termios->c_ispeed == termios->c_ispeed
&& old_termios->c_ospeed == termios->c_ospeed)
@@ -2154,6 +2157,7 @@ static void ftdi_set_termios(struct tty_
(termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)))
goto no_data_parity_stop_changes;
+no_skip:
/* Set number of data bits, parity, stop bits */
urb_value = 0;
Patches currently in stable-queue which might be from [email protected] are
queue-3.0/usb-serial-ftdi_sio-handle-the-old_termios-0-case-e.g.-uart_resume_port.patch
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