Re: [PATCH] Bluetooth: hci_ldisc: backport changes

[Florian Grandel <fgrandel@gmail.com>]

On 06/26/2015 08:30 PM, Marcel Holtmann wrote:
> Hi Florian,
>
>> The references to tty->termios in hci_ldisc were not backports
>> compatible. Introducing #define statements to make this file compile
>> against earlier kernel versions.
>>
>> Signed-off-by: Florian Grandel <fgrandel@gmail.com>
>> ---
>> drivers/bluetooth/hci_ldisc.c | 19 ++++++++++++++++++-
>> 1 file changed, 18 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
>> index 177dd69..14d08b1 100644
>> --- a/drivers/bluetooth/hci_ldisc.c
>> +++ b/drivers/bluetooth/hci_ldisc.c
>> @@ -24,6 +24,7 @@
>>   */
>>
>> #include <linux/module.h>
>> +#include <linux/version.h>
>>
>> #include <linux/kernel.h>
>> #include <linux/init.h>
>> @@ -277,7 +278,11 @@ void hci_uart_set_flow_control(struct hci_uart *hu, bool enable)
>>
>> 	if (enable) {
>> 		/* Disable hardware flow control */
>> +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,7,0))
>> 		ktermios = tty->termios;
>> +#else
>> +		ktermios = *tty->termios;
>> +#endif
>
> such a patch is not acceptable upstream. This is something that the backports projects has to keep out-of-tree.

ah ok - didn't know that, sorry