5.4-stable review patch. If anyone has any objections, please let me know.
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From: Andrei Kuchynski akuchynski@chromium.org
commit 312d79669e71283d05c05cc49a1a31e59e3d9e0e upstream.
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 stable@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 Link: https://lore.kernel.org/r/20250424084429.3220757-3-akuchynski@chromium.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/usb/typec/ucsi/displayport.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/drivers/usb/typec/ucsi/displayport.c +++ b/drivers/usb/typec/ucsi/displayport.c @@ -272,6 +272,8 @@ void ucsi_displayport_remove_partner(str if (!dp) return;
+ cancel_work_sync(&dp->work); + dp->data.conf = 0; dp->data.status = 0; dp->initialized = false;