linux-kernel - Re: [PATCH 1/3]: tty - fix network driver interactions with TCGET/SET calls

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Date:	Tue, 13 Nov 2007 15:39:33 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	davem@...emloft.net, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3]: tty - fix network driver interactions with
 TCGET/SET calls

> net/irda/irnet/irnet_ppp.c: In function 'dev_irnet_ioctl':
> net/irda/irnet/irnet_ppp.c:738: warning: passing argument 2 of 'kernel_termios_to_user_termios_1' from incompatible pointer type
> net/irda/irnet/irnet_ppp.c:750: warning: passing argument 1 of 'user_termios_to_kernel_termios_1' from incompatible pointer type


net/irda isn't tty layer and is completely and totally hosed, has been
for ages. It fakes some tty bits to fool pppd and does it wrong.

The warnings are good - they are showing up real standing bugs.
Unfortunately as its not a real tty device they are not at all easy to
fix.

Alan
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