linux-kernel - Re: [PATCH] drivers/media/pci/cx25821/cx25821-video-upstream-ch2.c: Replace kmemdup for kstrdup

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Message-ID: <20120923172922.29f26f5d@infradead.org>
Date:	Sun, 23 Sep 2012 17:29:22 -0300
From:	Mauro Carvalho Chehab <mchehab@...radead.org>
To:	Peter Senna Tschudin <peter.senna@...il.com>
Cc:	kernel-janitors@...r.kernel.org, linux-media@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drivers/media/pci/cx25821/cx25821-video-upstream-ch2.c:
 Replace kmemdup for kstrdup

Em Mon, 10 Sep 2012 14:45:54 +0200
Peter Senna Tschudin <peter.senna@...il.com> escreveu:

> From: Peter Senna Tschudin <peter.senna@...il.com>
> 
> Replace kmemdup for kstrdup and cleaning up the code.
> 
> Signed-off-by: Peter Senna Tschudin <peter.senna@...il.com>

Maintainers/interested parties not copied. Also:

Hunk #1 succeeded at 708 (offset 1 line).
Hunk #2 FAILED at 742.
1 out of 2 hunks FAILED -- saving rejects to file drivers/media/pci/cx25821/cx25821-video-upstream-ch2.c.rej
 tmp/cx25821-video-upstream-ch2.c |   27 +++++++++------------------
 1 file changed, 9 insertions(+), 18 deletions(-)

> 
> ---
> It depends on the patch http://patchwork.linuxtv.org/patch/14231/
> 
>  tmp/cx25821-video-upstream-ch2.c |   27 +++++++++------------------
>  1 file changed, 9 insertions(+), 18 deletions(-)
> 
> diff --git a/drivers/media/pci/cx25821/cx25821-video-upstream-ch2.c b/drivers/media/pci/cx25821/cx25821-video-upstream-ch2.c
> index 273df94..b663dac 100644
> --- a/drivers/media/pci/cx25821/cx25821-video-upstream-ch2.c
> +++ b/tmp/cx25821-video-upstream-ch2.c
> @@ -707,7 +707,6 @@ int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
>  	int err = 0;
>  	int data_frame_size = 0;
>  	int risc_buffer_size = 0;
> -	int str_length = 0;
>  
>  	if (dev->_is_running_ch2) {
>  		pr_info("Video Channel is still running so return!\n");
> @@ -743,24 +742,16 @@ int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
>  	risc_buffer_size = dev->_isNTSC_ch2 ?
>  		NTSC_RISC_BUF_SIZE : PAL_RISC_BUF_SIZE;
>  
> -	if (dev->input_filename_ch2) {
> -		str_length = strlen(dev->input_filename_ch2);
> -		dev->_filename_ch2 = kmemdup(dev->input_filename_ch2,
> -					     str_length + 1, GFP_KERNEL);
> -
> -		if (!dev->_filename_ch2) {
> -			err = -ENOENT;
> -			goto error;
> -		}
> -	} else {
> -		str_length = strlen(dev->_defaultname_ch2);
> -		dev->_filename_ch2 = kmemdup(dev->_defaultname_ch2,
> -					     str_length + 1, GFP_KERNEL);
> +	if (dev->input_filename_ch2)
> +		dev->_filename_ch2 = kstrdup(dev->input_filename_ch2,
> +								GFP_KERNEL);
> +	else
> +		dev->_filename_ch2 = kstrdup(dev->_defaultname_ch2,
> +								GFP_KERNEL);
>  
> -		if (!dev->_filename_ch2) {
> -			err = -ENOENT;
> -			goto error;
> -		}
> +	if (!dev->_filename_ch2) {
> +		err = -ENOENT;
> +		goto error;
>  	}
>  
>  	/* Default if filename is empty string */
> 
> --
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Cheers,
Mauro
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