The usbnet_link_change function is not called, if the link has not changed.Acked-by: Oliver Neukum <oneukum@xxxxxxxx>
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[16913.807393][ 3] cdc_ether 1-2:2.0 enx00e0995fd1ac: kevent 12 may have been dropped
[16913.822266][ 2] cdc_ether 1-2:2.0 enx00e0995fd1ac: kevent 12 may have been dropped
[16913.826296][ 2] cdc_ether 1-2:2.0 enx00e0995fd1ac: kevent 11 may have been dropped
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kevent 11 is scheduled too frequently and may affect other event schedules.
Signed-off-by: zhangxiangqian <zhangxiangqian@xxxxxxxxxx>