diff options
| author | Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com> | 2026-05-18 11:53:19 +0200 |
|---|---|---|
| committer | Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com> | 2026-05-21 14:36:07 +0200 |
| commit | a4fa45c1d980bc2b9837f469119af24a9304a1fc (patch) | |
| tree | 795ded0fc7123a30fabb013b761a31cc8475f3d0 | |
| parent | 598a2b3e2e0e6aa2e9f7843c96c45b5ea11e0411 (diff) | |
gpio: virtuser: lock device when calling device_is_bound()
The kerneldoc for device_is_bound() says it must be called with the
device lock taken. Add missing synchronization to this driver.
Fixes: c3e2a8aef28c ("gpio: virtuser: stop using dev-sync-probe")
Link: https://patch.msgid.link/20260518-gpio-dev-lock-v1-3-cc4736f3ff0b@oss.qualcomm.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
| -rw-r--r-- | drivers/gpio/gpio-virtuser.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpio/gpio-virtuser.c b/drivers/gpio/gpio-virtuser.c index fe0eac920ced..128520d340d4 100644 --- a/drivers/gpio/gpio-virtuser.c +++ b/drivers/gpio/gpio-virtuser.c @@ -1477,9 +1477,12 @@ gpio_virtuser_device_activate(struct gpio_virtuser_device *dev) } wait_for_device_probe(); - if (!device_is_bound(&pdev->dev)) { - ret = -ENXIO; - goto err_unregister_pdev; + + scoped_guard(device, &pdev->dev) { + if (!device_is_bound(&pdev->dev)) { + ret = -ENXIO; + goto err_unregister_pdev; + } } dev->pdev = pdev; |