linux-kernel - Re: [PATCH] media: davinci: vpif: add check for NULL handler

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20120926170737.5979b1e8@infradead.org>
Date:	Wed, 26 Sep 2012 17:07:37 -0300
From:	Mauro Carvalho Chehab <mchehab@...radead.org>
To:	Prabhakar Lad <prabhakar.lad@...com>
Cc:	LMML <linux-media@...r.kernel.org>,
	dlos <davinci-linux-open-source@...ux.davincidsp.com>,
	<linux-kernel@...r.kernel.org>,
	Manjunath Hadli <manjunath.hadli@...com>,
	Hans Verkuil <hans.verkuil@...co.com>
Subject: Re: [PATCH] media: davinci: vpif: add check for NULL handler

Em Thu, 16 Aug 2012 19:32:00 +0530
Prabhakar Lad <prabhakar.lad@...com> escreveu:

It is amazing how many SOB's/acks are in this patch and nobody
asked you to provide a patch description... the subject just
tells what the code is also telling. Could you please provide
a better patch description?

Thanks!
Mauro

> From: Lad, Prabhakar <prabhakar.lad@...com>
> 
> Signed-off-by: Lad, Prabhakar <prabhakar.lad@...com>
> Signed-off-by: Manjunath Hadli <manjunath.hadli@...com>
> Cc: Hans Verkuil <hans.verkuil@...co.com>
> ---
>  drivers/media/video/davinci/vpif_capture.c |   12 +++++++-----
>  drivers/media/video/davinci/vpif_display.c |   14 ++++++++------
>  2 files changed, 15 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/media/video/davinci/vpif_capture.c b/drivers/media/video/davinci/vpif_capture.c
> index 266025e..a87b7a5 100644
> --- a/drivers/media/video/davinci/vpif_capture.c
> +++ b/drivers/media/video/davinci/vpif_capture.c
> @@ -311,12 +311,14 @@ static int vpif_start_streaming(struct vb2_queue *vq, unsigned int count)
>  	}
>  
>  	/* configure 1 or 2 channel mode */
> -	ret = vpif_config_data->setup_input_channel_mode
> -					(vpif->std_info.ycmux_mode);
> +	if (vpif_config_data->setup_input_channel_mode) {
> +		ret = vpif_config_data->setup_input_channel_mode
> +						(vpif->std_info.ycmux_mode);
>  
> -	if (ret < 0) {
> -		vpif_dbg(1, debug, "can't set vpif channel mode\n");
> -		return ret;
> +		if (ret < 0) {
> +			vpif_dbg(1, debug, "can't set vpif channel mode\n");
> +			return ret;
> +		}
>  	}
>  
>  	/* Call vpif_set_params function to set the parameters and addresses */
> diff --git a/drivers/media/video/davinci/vpif_display.c b/drivers/media/video/davinci/vpif_display.c
> index e129c98..1e35f92 100644
> --- a/drivers/media/video/davinci/vpif_display.c
> +++ b/drivers/media/video/davinci/vpif_display.c
> @@ -280,12 +280,14 @@ static int vpif_start_streaming(struct vb2_queue *vq, unsigned int count)
>  	}
>  
>  	/* clock settings */
> -	ret =
> -	    vpif_config_data->set_clock(ch->vpifparams.std_info.ycmux_mode,
> -					ch->vpifparams.std_info.hd_sd);
> -	if (ret < 0) {
> -		vpif_err("can't set clock\n");
> -		return ret;
> +	if (vpif_config_data->set_clock) {
> +		ret =
> +		vpif_config_data->set_clock(ch->vpifparams.std_info.ycmux_mode,
> +						ch->vpifparams.std_info.hd_sd);
> +		if (ret < 0) {
> +			vpif_err("can't set clock\n");
> +			return ret;
> +		}
>  	}
>  
>  	/* set the parameters and addresses */




Cheers,
Mauro
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/