HAVE_ARCH_HARDENED_USERCOPY is unconditional now

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

security/Kconfig

@@ -125,17 +125,8 @@ config HAVE_HARDENED_USERCOPY_ALLOCATOR
 	  validating memory ranges against heap object sizes in
 	  support of CONFIG_HARDENED_USERCOPY.
 
-config HAVE_ARCH_HARDENED_USERCOPY
-	bool
-	help
-	  The architecture supports CONFIG_HARDENED_USERCOPY by
-	  calling check_object_size() just before performing the
-	  userspace copies in the low level implementation of
-	  copy_to_user() and copy_from_user().
-
 config HARDENED_USERCOPY
 	bool "Harden memory copies between kernel and userspace"
-	depends on HAVE_ARCH_HARDENED_USERCOPY
 	depends on HAVE_HARDENED_USERCOPY_ALLOCATOR
 	select BUG
 	help