linux-kernel - Re: [PATCH -tip] sdhci: 'scratch' may be used uninitialized

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Message-ID: <20081001080048.GB25832@elte.hu>
Date:	Wed, 1 Oct 2008 10:00:48 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Steven Noonan <steven@...inklabs.net>
Cc:	linux-kernel@...r.kernel.org, Pierre Ossman <drzeus@...eus.cx>
Subject: Re: [PATCH -tip] sdhci: 'scratch' may be used uninitialized


(Cc:-ed Pierre Ossman)

* Steven Noonan <steven@...inklabs.net> wrote:

> Signed-off-by: Steven Noonan <steven@...inklabs.net>
> ---
>  drivers/mmc/host/sdhci.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
> index e3a8133..6257677 100644
> --- a/drivers/mmc/host/sdhci.c
> +++ b/drivers/mmc/host/sdhci.c
> @@ -177,7 +177,7 @@ static void sdhci_read_block_pio(struct sdhci_host *host)
>  {
>  	unsigned long flags;
>  	size_t blksize, len, chunk;
> -	u32 scratch;
> +	u32 uninitialized_var(scratch);
>  	u8 *buf;
>  
>  	DBG("PIO reading\n");
> -- 
> 1.6.0.2
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