3.2.47-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Andrew Worsley <amworsley@xxxxxxxxx> commit c515598e0f5769916c31c00392cc2bfe6af74e55 upstream. Handle null old_termios in ftdi_set_termios() calls from uart_resume_port(). Signed-off-by: Andrew Worsley <amworsley@xxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx> Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx> --- 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 @@ -2169,6 +2169,9 @@ 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) @@ -2182,6 +2185,7 @@ 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; -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html