RE: [PATCH 1/2] [media] s5p-g2d: Fix NULL pointer warnings in g2d.c file

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Hi Sachin,

Thanks for the patch.

Best regards,
--
Kamil Debski
Linux Platform Group
Samsung Poland R&D Center


> -----Original Message-----
> From: Sachin Kamat [mailto:sachin.kamat@xxxxxxxxxx]
> Sent: 10 May 2012 08:36
> To: linux-media@xxxxxxxxxxxxxxx
> Cc: mchehab@xxxxxxxxxxxxx; k.debski@xxxxxxxxxxx;
> kyungmin.park@xxxxxxxxxxx; sachin.kamat@xxxxxxxxxx; patches@xxxxxxxxxx
> Subject: [PATCH 1/2] [media] s5p-g2d: Fix NULL pointer warnings in g2d.c
> file
> 
> Fixes the following warnings detected by sparse:
> warning: Using plain integer as NULL pointer
> 
> Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>

Acked-by: Kamil Debski <k.debski@xxxxxxxxxxx>

> ---
>  drivers/media/video/s5p-g2d/g2d.c |   12 ++++++------
>  1 files changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/media/video/s5p-g2d/g2d.c b/drivers/media/video/s5p-
> g2d/g2d.c
> index 789de74..70bee1c 100644
> --- a/drivers/media/video/s5p-g2d/g2d.c
> +++ b/drivers/media/video/s5p-g2d/g2d.c
> @@ -546,11 +546,11 @@ static void job_abort(void *prv)
>  	struct g2d_dev *dev = ctx->dev;
>  	int ret;
> 
> -	if (dev->curr == 0) /* No job currently running */
> +	if (dev->curr == NULL) /* No job currently running */
>  		return;
> 
>  	ret = wait_event_timeout(dev->irq_queue,
> -		dev->curr == 0,
> +		dev->curr == NULL,
>  		msecs_to_jiffies(G2D_TIMEOUT));
>  }
> 
> @@ -599,19 +599,19 @@ static irqreturn_t g2d_isr(int irq, void *prv)
>  	g2d_clear_int(dev);
>  	clk_disable(dev->gate);
> 
> -	BUG_ON(ctx == 0);
> +	BUG_ON(ctx == NULL);
> 
>  	src = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
>  	dst = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
> 
> -	BUG_ON(src == 0);
> -	BUG_ON(dst == 0);
> +	BUG_ON(src == NULL);
> +	BUG_ON(dst == NULL);
> 
>  	v4l2_m2m_buf_done(src, VB2_BUF_STATE_DONE);
>  	v4l2_m2m_buf_done(dst, VB2_BUF_STATE_DONE);
>  	v4l2_m2m_job_finish(dev->m2m_dev, ctx->m2m_ctx);
> 
> -	dev->curr = 0;
> +	dev->curr = NULL;
>  	wake_up(&dev->irq_queue);
>  	return IRQ_HANDLED;
>  }
> --
> 1.7.4.1

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