This patch ensures that the UCSI driver waits for all pending tasks in the ucsi_displayport_work workqueue to finish executing before proceeding with the partner removal.
Cc: stable@vger.kernel.org Fixes: af8622f6a585 ("usb: typec: ucsi: Support for DisplayPort alt mode") Signed-off-by: Andrei Kuchynski akuchynski@chromium.org Reviewed-by: Heikki Krogerus heikki.krogerus@linux.intel.com --- drivers/usb/typec/ucsi/displayport.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/usb/typec/ucsi/displayport.c b/drivers/usb/typec/ucsi/displayport.c index acd053d4e38c..8aae80b457d7 100644 --- a/drivers/usb/typec/ucsi/displayport.c +++ b/drivers/usb/typec/ucsi/displayport.c @@ -299,6 +299,8 @@ void ucsi_displayport_remove_partner(struct typec_altmode *alt) if (!dp) return;
+ cancel_work_sync(&dp->work); + dp->data.conf = 0; dp->data.status = 0; dp->initialized = false;
On Thu, Apr 24, 2025 at 08:44:29AM +0000, Andrei Kuchynski wrote:
This patch ensures that the UCSI driver waits for all pending tasks in the ucsi_displayport_work workqueue to finish executing before proceeding with the partner removal.
Cc: stable@vger.kernel.org Fixes: af8622f6a585 ("usb: typec: ucsi: Support for DisplayPort alt mode") Signed-off-by: Andrei Kuchynski akuchynski@chromium.org Reviewed-by: Heikki Krogerus heikki.krogerus@linux.intel.com
Reviewed-by: Benson Leung bleung@chromium.org
drivers/usb/typec/ucsi/displayport.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/usb/typec/ucsi/displayport.c b/drivers/usb/typec/ucsi/displayport.c index acd053d4e38c..8aae80b457d7 100644 --- a/drivers/usb/typec/ucsi/displayport.c +++ b/drivers/usb/typec/ucsi/displayport.c @@ -299,6 +299,8 @@ void ucsi_displayport_remove_partner(struct typec_altmode *alt) if (!dp) return;
- cancel_work_sync(&dp->work);
- dp->data.conf = 0; dp->data.status = 0; dp->initialized = false;
-- 2.49.0.805.g082f7c87e0-goog
linux-stable-mirror@lists.linaro.org
-
Andrei Kuchynski -
Benson Leung