On Tue, Jun 18, 2019 at 03:56:23PM +0300, Dan Carpenter wrote: > The copy_to_user() function returns the number of bytes remaining to be > copied, but we want to return -EFAULT. This function is called from > __drm_legacy_infobufs() which expects negative error codes. > > Fixes: 5c7640ab6258 ("switch compat_drm_infobufs() to drm_ioctl_kernel()") > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> > --- > This goes through Al's tree and not through drm. Presumably this patch > will just get folded into the original. Wha..? The original has been in mainline since v4.13, so it's a bit too late to fold anything into it...