Last modified: 2009-02-19 20:21:55 UTC
The new config var $wgMaxRedirects allows for setting up how many redirects should be resolved recursively. However, apparently the software resolves always *one more* redirect than specified (see url).
I can confirm this on a local install, where $wgMaxRedirects is explicitly set to 1.
*** Bug 17574 has been marked as a duplicate of this bug. ***
fixed in r47512.