From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [RFC v3] /net: memory interface (memif)
Date: Fri, 4 Jan 2019 11:27:19 -0800
Message-ID: <20190104112719.65841efb@hermes.lan>
References: <20181213133051.18779-1-jgrajcia@cisco.com>
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To: Jakub Grajciar <jgrajcia@cisco.com>
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On Thu, 13 Dec 2018 14:30:51 +0100
Jakub Grajciar <jgrajcia@cisco.com> wrote:

> +static ssize_t
> +memif_msg_send(int fd, memif_msg_t *msg, int afd)
> +{
> +	struct msghdr mh = { 0 };
> +	struct iovec iov[1];
> +	char ctl[CMSG_SPACE(sizeof(int))];
> +
> +	iov[0].iov_base = (void *)msg;

Since iov_base is of type void * the cast is unnecessary in C.