[avr-libc-dev] [bugs #11684] realloc overwrites first to bytes of memory block when shrinking

[Joerg Wunsch]

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It relates to:
                bugs #11684, project AVR C Runtime Library

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 LATEST MODIFICATIONS of bugs #11684:
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               Posted by: Joerg Wunsch <joerg_wunsch>
               Posted on: 2005-01-21 15:09 (Europe/Berlin)
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                Severity:             5 - Average -> 7 - Major              
                Priority:              5 - Normal -> Immediate              
             Assigned to:                    None -> joerg_wunsch           


==============================================================================
 OVERVIEW of bugs #11684:
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URL:
  <http://savannah.nongnu.org/bugs/?func=detailitem&item_id=11684>

                 Summary: realloc overwrites first to bytes of memory block
when shrinking
                 Project: AVR C Runtime Library
            Submitted by: None
            Submitted on: Fri 01/21/05 at 14:53
                Category: None
                Severity: 7 - Major
                Priority: Immediate
              Item Group: None
                  Status: None
                 Privacy: Public
        Percent Complete: 0%
             Assigned to: joerg_wunsch
        Originator Email: address@hidden
             Open/Closed: Open

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When shrinking a memory block by a size of 4 or more bytes, the realloc
function overwrites the first 2 bytes of the block.

I have been able to fix it for me by removing lines 75 and 77 from the
realloc.c file. But I am not to sure, if I haven't broken anything else by
doing that.






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