linux-kernel - Re: [PATCH] 8250: Fix oops from setserial

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Date:	Sat, 30 May 2009 09:25:57 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
	vvscore@...il.com
Subject: Re: [PATCH] 8250: Fix oops from setserial

> 
> >  static void set_io_from_upio(struct uart_port *p)
> >  {
> > +	struct uart_8250_port *up = (struct uart_8250_port *)p;
> 
> container_of() is nicer, IMO.  It's clearer, and doesn't require that
> the uart_port be the fist member.

See the rest of the driver - it was written that way years ago and this
is just following the existing design.
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