linux-kernel - Re: [PATCH 1/7] tty: ipwireless, cleanup TIOCGSERIAL

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Date:	Mon, 9 May 2016 09:32:04 +0200
From:	David Sterba <dsterba@...e.cz>
To:	Jiri Slaby <jslaby@...e.cz>
Cc:	gregkh@...uxfoundation.org, Jiri Kosina <jikos@...nel.org>,
	linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH 1/7] tty: ipwireless, cleanup TIOCGSERIAL

On Mon, May 09, 2016 at 09:11:53AM +0200, Jiri Slaby wrote:
> In ipwireless_get_serial_info, struct serial_struct is memset to 0 and
> then some members set to 0 explicitly.
> 
> Remove the latter as it is obviously superfluous.
> 
> And remove the retinfo check against NULL. copy_to_user will take care
> of that.
> 
> Part of hub6 cleanup series.
> 
> Signed-off-by: Jiri Slaby <jslaby@...e.cz>
> Cc: Jiri Kosina <jikos@...nel.org>
> Cc: David Sterba <dsterba@...e.com>

Acked-by: David Sterba <dsterba@...e.com>