linux-kernel - Re: [PATCH] FRV: Fix no-hardware-breakpoint case

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Message-ID: <20091214140652.GM5168@nowhere>
Date:	Mon, 14 Dec 2009 15:06:54 +0100
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	David Howells <dhowells@...hat.com>
Cc:	torvalds@...l.org, akpm@...ux-foundation.org, mingo@...e.hu,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] FRV: Fix no-hardware-breakpoint case

On Mon, Dec 14, 2009 at 02:03:27PM +0000, David Howells wrote:
> If there is no hardware breakpoint support, modify_user_hw_breakpoint() tries
> to return a NULL pointer through as an 'int' return value:
> 
> In file included from kernel/exit.c:53:
> include/linux/hw_breakpoint.h: In function 'modify_user_hw_breakpoint':
> include/linux/hw_breakpoint.h:96: warning: return makes integer from pointer without a cast
> 
> Return 0 instead.
> 
> Signed-off-by: David Howells <dhowells@...hat.com>


Thanks, we have this fixed in tip:/perf/urgent already. It should
reach upstream soon.

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