Re: [PATCH v2 1/2] binder: Add default binder devices through binderfs when configured

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On Tue, Aug 06, 2019 at 11:40:05AM -0700, Hridya Valsaraju wrote:
> @@ -467,6 +466,9 @@ static int binderfs_fill_super(struct super_block *sb, void *data, int silent)
>  	int ret;
>  	struct binderfs_info *info;
>  	struct inode *inode = NULL;
> +	struct binderfs_device device_info = { 0 };
> +	const char *name;
> +	size_t len;
>  
>  	sb->s_blocksize = PAGE_SIZE;
>  	sb->s_blocksize_bits = PAGE_SHIFT;
> @@ -521,7 +523,24 @@ static int binderfs_fill_super(struct super_block *sb, void *data, int silent)
>  	if (!sb->s_root)
>  		return -ENOMEM;
>  
> -	return binderfs_binder_ctl_create(sb);
> +	ret = binderfs_binder_ctl_create(sb);
> +	if (ret)
> +		return ret;
> +
> +	name = binder_devices_param;
> +	for (len = strcspn(name, ","); len > 0; len = strcspn(name, ",")) {
> +		strscpy(device_info.name, name, len + 1);
> +		ret = binderfs_binder_device_create(inode, NULL, &device_info);
> +		if (ret)
> +			return ret;

We should probably clean up before returning...  The error handling code
would probably be tricky to write though and it's not super common.

> +		name += len;
> +		if (*name == ',')
> +			name++;
> +
> +	}
> +
> +	return 0;
> +

Remove this extra blank line.

>  }

regards,
dan carpenter
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