[RFC 2/6] eal/common: remove VLA warnings

[Morten Brørup]

> From: Konstantin Ananyev [mailto:konstantin.v.ananyev at yandex.ru]
> Sent: Thursday, 18 April 2024 12.33
> 
> From: Konstantin Ananyev <konstantin.ananyev at huawei.com>
> 
> 1) ../lib/eal/common/eal_common_proc.c:695:15: warning: variable length array
> used [-Wvla]
>         char control[CMSG_SPACE(fd_size)];
>                      ^~~~~~~~~~~~~~~~~~~
> 
> As msg->num_fds should not exceed RTE_MP_MAX_FD_NUM, replaced
> it with fixed size array.
> 
> Signed-off-by: Konstantin Ananyev <konstantin.ananyev at huawei.com>
> ---

Acked-by: Morten Brørup <mb at smartsharesystems.com>