MAX_NESTED_LINKS

[Steve French]

MAX_NESTED_LINKS seems to have been set to 5, but the comment in
fs/namei.c indicates a larger number.  Is that intentional?

* This limits recursive symlink follows to 8, while
* limiting consecutive symlinks to 40.
@@ -405,19 +407,30 @@
static inline int do_follow_link(struct dentry *dentry, struct nameidata
*nd)
{
int err = -ELOOP;
if (current->link_count >= MAX_NESTED_LINKS)
	goto loop;
if (current->total_link_count >= 40)
	goto loop;
BUG_ON(nd->depth >= MAX_NESTED_LINKS);

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