On Mon, Mar 01, 2021 at 07:28:11PM +0800, Wang Qing wrote: > The copy_to_user() function returns the number of bytes remaining to be > copied, but we want to return -EFAULT if the copy doesn't complete. > > Signed-off-by: Wang Qing <[email protected]> > ---
Hey Wang, Thanks for the patch. It looks like override_release() is called in three places and all three places return -EFAULT correctly. They simply treat any as EFAULT. So not sure this change buys us anything. Christian
