netdev - Re: [PATCH iproute2] ss: Fix allocation of cong control alg name

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Message-ID: <55684968.9070206@iogearbox.net>
Date:	Fri, 29 May 2015 13:11:36 +0200
From:	Daniel Borkmann <daniel@...earbox.net>
To:	Eric Dumazet <eric.dumazet@...il.com>,
	Vadim Kochan <vadim4j@...il.com>
CC:	netdev@...r.kernel.org
Subject: Re: [PATCH iproute2] ss: Fix allocation of cong control alg name

On 05/29/2015 01:04 PM, Eric Dumazet wrote:
...
> I doubt TCP_CA_NAME_MAX will ever change in the kernel : 16 bytes.
>
> Its typically "cubic" and less than 8 bytes.
>
> Using 8 bytes to point to a malloc(8) is a waste.
>
> Please remove the memory allocation, or store the pointer, since
> tcp_show_info() does the malloc()/free() before return.

+1, much better
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