Kees Cook 6a3981af3f LoadPin: Return EFAULT on copy_from_user() failures ... The copy_from_user() function returns the number of bytes remaining to be copied on a failure. Such failures should return -EFAULT to high levels. Reported-by: kernel test robot <lkp@intel.com> Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Fixes: 3f805f8cc2 ("LoadPin: Enable loading from trusted dm-verity devices") Cc: Matthias Kaehlcke <mka@chromium.org> Cc: James Morris <jmorris@namei.org> Cc: "Serge E. Hallyn" <serge@hallyn.com> Cc: linux-security-module@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org>		2022-08-16 12:17:18 -07:00
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loadpin.c	LoadPin: Return EFAULT on copy_from_user() failures	2022-08-16 12:17:18 -07:00