This is a note to let you know that I've just added the patch titled ptp: do not explicitly set drvdata in ptp_clock_register() to the 4.9-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: ptp-do-not-explicitly-set-drvdata-in-ptp_clock_regis.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit a25c4b82f033f7f320de262122025bcaec626374 Author: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> Date: Tue Feb 14 10:23:31 2017 -0800 ptp: do not explicitly set drvdata in ptp_clock_register() commit 882f312dc0751c973db26478f07f082c584d16aa upstream. We do not need explicitly call dev_set_drvdata(), as it is done for us by device_create(). Acked-by: Richard Cochran <richardcochran@xxxxxxxxx> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> Signed-off-by: Ben Hutchings <ben.hutchings@xxxxxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c index 2aa5b37cc6d24..08f304b83ad13 100644 --- a/drivers/ptp/ptp_clock.c +++ b/drivers/ptp/ptp_clock.c @@ -220,8 +220,6 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info, if (IS_ERR(ptp->dev)) goto no_device; - dev_set_drvdata(ptp->dev, ptp); - err = ptp_populate_sysfs(ptp); if (err) goto no_sysfs;