From: Yong Wu yong.wu@mediatek.com
commit 0fe6f7874d467456da6f6a221dd92499a3ab1780 upstream.
DL_FLAG_AUTOREMOVE_CONSUMER/SUPPLIER means "Remove the link automatically on consumer/supplier driver unbind", that means we should remove whole the device_link when there is no this driver no matter what the ref_count of the link is.
CC: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Yong Wu yong.wu@mediatek.com Signed-off-by: Saravana Kannan saravanak@google.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/base/core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -546,7 +546,7 @@ static void __device_links_no_driver(str continue;
if (link->flags & DL_FLAG_AUTOREMOVE_CONSUMER) - kref_put(&link->kref, __device_link_del); + __device_link_del(&link->kref); else if (link->status != DL_STATE_SUPPLIER_UNBIND) WRITE_ONCE(link->status, DL_STATE_AVAILABLE); } @@ -591,7 +591,7 @@ void device_links_driver_cleanup(struct */ if (link->status == DL_STATE_SUPPLIER_UNBIND && link->flags & DL_FLAG_AUTOREMOVE_SUPPLIER) - kref_put(&link->kref, __device_link_del); + __device_link_del(&link->kref);
WRITE_ONCE(link->status, DL_STATE_DORMANT); }