seekdir dereferences null

Howland Craig D (Craig)
Thu Dec 4 13:11:00 GMT 2008

The same bug of not checking for dirp being NULL also seems to be in
telldir (in the same file, of course).  (_cleanupdir does not check,
either, but a cursory examination says that it probably does not
matter, as it would not be dereferenced.)
				Craig Howland 

-----Original Message-----
From: []
On Behalf Of Joel Sherrill
Sent: Wednesday, December 03, 2008 3:47 PM
Subject: Re: seekdir dereferences null

Patch attached this time. :)

Joel Sherrill wrote:
> Hi,
> Another bug picked up by the RTEMS test suite.
> seekdir(NULL, 0) core dumps.
> 2008-12-03  Joel Sherrill <>
>     * libc/posix/telldir.c (_seekdir): Do not dereference NULL dirp.

Joel Sherrill, Ph.D.             Director of Research & Development        On-Line Applications Research
Ask me about RTEMS: a free RTOS  Huntsville AL 35805
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