linux-kernel - Re: [PATCH] checkpatch: Add check for sscanf without return use

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Message-Id: <20131007165626.be437f74a4ba39e2be21af55@linux-foundation.org>
Date:	Mon, 7 Oct 2013 16:56:26 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Joe Perches <joe@...ches.com>
Cc:	Andy Whitcroft <apw@...onical.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] checkpatch: Add check for sscanf without return use

On Mon, 07 Oct 2013 16:45:23 -0700 Joe Perches <joe@...ches.com> wrote:

> Naked use sscanf can be troublesome.

It would be helpful to expand on "troublesome"?

> Add a warning when the sscanf return value is not used.

Maybe it should be __must_check?


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