[LinuxBIOS] PATCH: mkdirp() error on new directory outside given parent

[Stefan Reinauer]

* Peter Stuge <peter at stuge.se> [070712 09:50]:
> Have a look.
> 
> I haven't gotten lar to build, but the function works in a separate
> test program.
> 
> 
> //Peter

> Make mkdirp() abort directory creation and return an error if a directory
> in dirpath is located outside the specified parent directory. Use the parent
> "/" to allow new directories anywhere.
 
Are you trying to avoid an exploit, or what is it needed for?

mkdirp should not be changed to take other parameters than this: 
http://docsun.cites.uiuc.edu/sun_docs/C/solaris_9/SUNWaman/hman3gen/mkdirp.3gen.html


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