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    Subject[PATCH 5.11 544/775] wireguard: kconfig: use arm chacha even with no neon
    Date
    From: Jason A. Donenfeld <Jason@zx2c4.com>

    [ Upstream commit bce2473927af8de12ad131a743f55d69d358c0b9 ]

    The condition here was incorrect: a non-neon fallback implementation is
    available on arm32 when NEON is not supported.

    Reported-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
    Fixes: e7096c131e51 ("net: WireGuard secure network tunnel")
    Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
    Signed-off-by: Jakub Kicinski <kuba@kernel.org>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/net/Kconfig | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
    index 260f9f46668b8..63339d29be905 100644
    --- a/drivers/net/Kconfig
    +++ b/drivers/net/Kconfig
    @@ -87,7 +87,7 @@ config WIREGUARD
    select CRYPTO_CURVE25519_X86 if X86 && 64BIT
    select ARM_CRYPTO if ARM
    select ARM64_CRYPTO if ARM64
    - select CRYPTO_CHACHA20_NEON if (ARM || ARM64) && KERNEL_MODE_NEON
    + select CRYPTO_CHACHA20_NEON if ARM || (ARM64 && KERNEL_MODE_NEON)
    select CRYPTO_POLY1305_NEON if ARM64 && KERNEL_MODE_NEON
    select CRYPTO_POLY1305_ARM if ARM
    select CRYPTO_CURVE25519_NEON if ARM && KERNEL_MODE_NEON
    --
    2.27.0


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