Hi Lizhe, On Sun, 19 Mar 2023, Lizhe wrote:
If there is no driver match function, the driver core assumes that each candidate pair (driver, device)matches, see driver_match_device()
As it happens, the same patch from a different author was accepted last week. https://lore.kernel.org/linux-m68k/CAMuHMdXQPh0BaQA1csgJbPxjorY15-V9=jb7ZL8Yq24Qe7k9jQ@xxxxxxxxxxxxxx/T/#t