openrisc: fix the fix of copy_from_user()
authorGuenter Roeck <linux@roeck-us.net>
Sat, 17 Sep 2016 19:57:24 +0000 (12:57 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 24 Sep 2016 08:07:46 +0000 (10:07 +0200)
commit7e30e5bb42de8039d78dd8c4c69039e155d536d1
treefb3dc91fa83eee9bf27417cd8ff1d463822e1e62
parent8519e2886bbe1be0aed485142d0939e3f917e876
openrisc: fix the fix of copy_from_user()

commit 8e4b72054f554967827e18be1de0e8122e6efc04 upstream.

Since commit acb2505d0119 ("openrisc: fix copy_from_user()"),
copy_from_user() returns the number of bytes requested, not the
number of bytes not copied.

Cc: Al Viro <viro@zeniv.linux.org.uk>
Fixes: acb2505d0119 ("openrisc: fix copy_from_user()")
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/openrisc/include/asm/uaccess.h