6.12-stable review patch. If anyone has any objections, please let me know.
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From: Tzung-Bi Shih tzungbi@kernel.org
commit e2374953461947eee49f69b3e3204ff080ef31b1 upstream.
The blocking notifier is registered in cros_ec_register(); however, it isn't unregistered in cros_ec_unregister().
Fix it.
Fixes: 42cd0ab476e2 ("platform/chrome: cros_ec: Query EC protocol version if EC transitions between RO/RW") Cc: stable@vger.kernel.org Reviewed-by: Benson Leung bleung@chromium.org Link: https://lore.kernel.org/r/20250722120513.234031-1-tzungbi@kernel.org Signed-off-by: Tzung-Bi Shih tzungbi@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/platform/chrome/cros_ec.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/drivers/platform/chrome/cros_ec.c +++ b/drivers/platform/chrome/cros_ec.c @@ -313,6 +313,9 @@ EXPORT_SYMBOL(cros_ec_register); */ void cros_ec_unregister(struct cros_ec_device *ec_dev) { + if (ec_dev->mkbp_event_supported) + blocking_notifier_chain_unregister(&ec_dev->event_notifier, + &ec_dev->notifier_ready); platform_device_unregister(ec_dev->pd); platform_device_unregister(ec_dev->ec); mutex_destroy(&ec_dev->lock);