Re: [PATCH] OSS: fix error return in dma_ioctl()

From: Takashi Iwai
Date: Thu Nov 12 2009 - 12:05:03 EST


At Thu, 12 Nov 2009 17:43:11 +0100,
Roel Kluin wrote:
>
> The returned error should stay negative
>
> Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
> ---
> sound/oss/audio.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/sound/oss/audio.c b/sound/oss/audio.c
> index b69c05b..7df48a2 100644
> --- a/sound/oss/audio.c
> +++ b/sound/oss/audio.c
> @@ -838,7 +838,7 @@ static int dma_ioctl(int dev, unsigned int cmd, void __user *arg)
> if ((err = audio_devs[dev]->d->prepare_for_input(dev,
> dmap_in->fragment_size, dmap_in->nbufs)) < 0) {
> spin_unlock_irqrestore(&dmap_in->lock,flags);
> - return -err;
> + return err;

Hmm, looks like a wrong fix to me.
Here, err itself is already negative, so you don't need to flip the
sign.


thanks,

Takashi
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