[PATCH 1/4] fs/mount: add autodetection type support

[Sascha Hauer]

On Sun, Aug 12, 2012 at 01:49:36PM +0200, Jean-Christophe PLAGNIOL-VILLARD wrote:
> if NULL is pass as type mount will try to autodetect the filesystem type
> 
> +static const char * detect_fs(const char *filename)
> +{
> +	enum filetype type = file_name_detect_type(filename);
> +	struct driver_d *drv;
> +	struct fs_driver_d *fdrv;
> +
> +	if (type == filetype_unknown)
> +		return NULL;
> +
> +	for_each_driver(drv) {
> +		fdrv = drv_to_fs_driver(drv);
> +
> +		if (drv->bus != &fs_bus)
> +			continue;

Please convert drv to a fdrv after checking that this is really a
filesystem driver, not before.
I know, it's both the same in this case, but it looks confusing.

Sascha

-- 
Pengutronix e.K.                           |                             |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |