https://bugzilla.kernel.org/show_bug.cgi?id=205185
--- Comment #2 from Stijn Tintel (stijn+bugs@linux-ipv6.be) --- Thanks. Enabling that symbol fixes the compile failure. This wasn't a problem in 5.3.0 - 5.3.4, so there's a regression introduced in 5.3.5, which should still be fixed. Probably needs a dependency in some Kconfig file.