There is no need to recalculate the CRC when the data has not changed.
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Link: https://lore.kernel.org/r/20230402200951.1032513-5-dario.binacchi@amarulasolutions.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>