Re: [PATCH] linux-user/syscall.c: fix setsockopt(SOL_ALG, ALG_SET_KEY)

[Richard Henderson]

On 3/30/24 22:48, Michael Tokarev wrote:
> This setsockopt accepts zero-lengh optlen (current qemu implementation
> does not allow this).  Also, there's no need to make a copy of the key,
> it is enough to use lock_user() (which accepts zero-length length already).
>
> Resolves:https://gitlab.com/qemu-project/qemu/-/issues/2197
> Fixes: f31dddd2fc "linux-user: Add support for setsockopt() option SOL_ALG"
> Signed-off-by: Michael Tokarev<mjt@tls.msk.ru>

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~