linux-kernel - Re: [PATCH] markers: fix sparse warnings in markers.c

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Message-ID: <20080221113834.GA13150@Krystal>
Date:	Thu, 21 Feb 2008 06:38:34 -0500
From:	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>
To:	Harvey Harrison <harvey.harrison@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] markers: fix sparse warnings in markers.c

* Harvey Harrison (harvey.harrison@...il.com) wrote:
> char can be unsigned
> kernel/marker.c:64:20: error: dubious one-bit signed bitfield
> kernel/marker.c:65:14: error: dubious one-bit signed bitfield
> 
> Signed-off-by: Harvey Harrison <harvey.harrison@...il.com>

Yep, it makes sense.

Thanks!

Acked-by: Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>

> ---
> Introduced between -rc1 and -rc2
>  kernel/marker.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/kernel/marker.c b/kernel/marker.c
> index c4c2cd8..50effc0 100644
> --- a/kernel/marker.c
> +++ b/kernel/marker.c
> @@ -61,8 +61,8 @@ struct marker_entry {
>  	int refcount;	/* Number of times armed. 0 if disarmed. */
>  	struct rcu_head rcu;
>  	void *oldptr;
> -	char rcu_pending:1;
> -	char ptype:1;
> +	unsigned char rcu_pending:1;
> +	unsigned char ptype:1;
>  	char name[0];	/* Contains name'\0'format'\0' */
>  };
>  
> -- 
> 1.5.4.2.200.g99e75
> 
> 
> 

-- 
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68
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