Re: [RFC PATCH] add filesystem subtype support

[Miklos Szeredi]

> >-static struct file_system_type **find_filesystem(const char *name)
> >+static struct file_system_type **find_filesystem(const char *name, unsigned len)
> > {
> > 	struct file_system_type **p;
> > 	for (p=&file_systems; *p; p=&(*p)->next)
> >-		if (strcmp((*p)->name,name) == 0)
> >+		if (strlen((*p)->name) == len &&
> >+		    strncmp((*p)->name, name, len) == 0)
> > 			break;
> > 	return p;
> > }
> 
> Question btw, why does this function return a struct file_system_type ** at
> all? Would not struct file_system_type * suffice?

It's used in register_filesystem() to get the end of the list pointer.

Miklos
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