netdev - Re: [PATCH 3/3] at76c50x-usb: set firmware and hardware version in wiphy

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Message-Id: <1254360747.23350.2.camel@localhost>
Date:	Thu, 01 Oct 2009 02:32:27 +0100
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	"John W. Linville" <linville@...driver.com>
Cc:	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	Kalle Valo <kalle.valo@...ia.com>,
	Kalle Valo <kalle.valo@....fi>,
	"Luis R. Rodriguez" <mcgrof@...il.com>
Subject: Re: [PATCH 3/3] at76c50x-usb: set firmware and hardware version in
 wiphy

On Wed, 2009-09-30 at 21:19 -0400, John W. Linville wrote:
[...]
> +	len = sizeof(wiphy->fw_version);
> +	snprintf(wiphy->fw_version, len, "%d.%d.%d-%d",
> +		 priv->fw_version.major, priv->fw_version.minor,
> +		 priv->fw_version.patch, priv->fw_version.build);
> +	/* null terminate the strings in case they were truncated */
> +	wiphy->fw_version[len - 1] = '\0';
[...]

This last statement is unnecessary; snprintf() always null-terminates
(unless the length is zero).

Ben.

-- 
Ben Hutchings, Senior Software Engineer, Solarflare Communications
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

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