linux-kernel - Re: powerpc: hv{cs, si}_close() both unsigned hp->count and hvcsd->open

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Message-ID: <18739.1091.452314.941676@cargo.ozlabs.ibm.com>
Date:	Mon, 1 Dec 2008 08:23:15 +1100
From:	Paul Mackerras <paulus@...ba.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	roel kluin <roel.kluin@...il.com>, benh@...nel.crashing.org,
	linuxppc-dev@...abs.org, linux-kernel@...r.kernel.org
Subject: Re: powerpc: hv{cs, si}_close() both unsigned hp->count and
 hvcsd->open_count cannot be negative

Alan Cox writes:

> See the tty_port patches in -next - this is an argument about code which
> ought eventually to go away replaced by standard helper functions.

OK.  In that case I think the best fix for the existing code is just
to change the count to be int rather than unsigned int.

Paul.
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