Error building for ARM

[Roman Mamedov]

Hello,

  AS [M]  net/wireguard/crypto/zinc/curve25519/curve25519-arm.o
net/wireguard/crypto/zinc/curve25519/curve25519-arm.S: Assembler messages:
net/wireguard/crypto/zinc/curve25519/curve25519-arm.S:21: Error: r13 not allowed here -- `and sp,sp,#0xfffffff0'
scripts/Makefile.build:429: recipe for target 'net/wireguard/crypto/zinc/curve25519/curve25519-arm.o' failed
make[3]: *** [net/wireguard/crypto/zinc/curve25519/curve25519-arm.o] Error 1
scripts/Makefile.build:587: recipe for target 'net/wireguard' failed
make[2]: *** [net/wireguard] Error 2


I guess this could matter?

$ arm-linux-gnueabihf-as --version
GNU assembler (GNU Binutils for Debian) 2.31.1
Copyright (C) 2018 Free Software Foundation, Inc.
This program is free software; you may redistribute it under the terms of
the GNU General Public License version 3 or later.
This program has absolutely no warranty.
This assembler was configured for a target of `arm-linux-gnueabihf'.

-- 
With respect,
Roman