On Wed, Feb 16, 2022 at 02:13:17PM +0100, Arnd Bergmann wrote: > From: Arnd Bergmann <arnd@xxxxxxxx> > > The get_user()/put_user() functions are meant to check for > access_ok(), while the __get_user()/__put_user() functions > don't. > > This broke in 4.19 for nds32, when it gained an extraneous > check in __get_user(), but lost the check it needs in > __put_user(). Looks good: Reviewed-by: Christoph Hellwig <hch@xxxxxx>