Messages in this thread | | | Date | Thu, 3 Jul 2014 19:34:21 +0200 | From | Johan Hovold <> | Subject | Re: [PATCH 1/2 v6] HID: gt683r: fix race condition |
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On Thu, Jul 03, 2014 at 08:17:08PM +0300, Janne Kanniainen wrote: > This will fix race condition noticed by Oliver Neukum. Sysfs files are > created before mutex and work are initialized. > > Signed-off-by: Janne Kanniainen <janne.kanniainen@gmail.com>
Reviewed-by: Johan Hovold <johan@kernel.org>
> --- > drivers/hid/hid-gt683r.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/drivers/hid/hid-gt683r.c b/drivers/hid/hid-gt683r.c > index 077f7a1..073bd80 100644 > --- a/drivers/hid/hid-gt683r.c > +++ b/drivers/hid/hid-gt683r.c > @@ -227,6 +227,9 @@ static int gt683r_led_probe(struct hid_device *hdev, > if (!led) > return -ENOMEM; > > + mutex_init(&led->lock); > + INIT_WORK(&led->work, gt683r_led_work); > + > led->mode = GT683R_LED_NORMAL; > led->hdev = hdev; > hid_set_drvdata(hdev, led); > @@ -271,9 +274,6 @@ static int gt683r_led_probe(struct hid_device *hdev, > goto fail; > } > > - mutex_init(&led->lock); > - INIT_WORK(&led->work, gt683r_led_work); > - > return 0; > > fail:
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