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From: Nathan Whitehorn <nwhitehorn@FreeBSD.org>
Date: Thu, 2 Sep 2010 22:26:49 +0000 (UTC)
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Subject: cvs commit: src/sys/boot/ofw/libofw ofw_copy.c
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nwhitehorn    2010-09-02 22:26:49 UTC

  FreeBSD src repository

  Modified files:
    sys/boot/ofw/libofw  ofw_copy.c 
  Log:
  SVN rev 212165 on 2010-09-02 22:26:49Z by nwhitehorn
  
  In the case of non-sequential mappings, ofw_mapmem() could ask Open
  Firmware to map a memory region with negative length, causing crashes
  and Undefined Behavior. Add the appropriate check to make the behavior
  defined.
  
  Revision  Changes    Path
  1.17      +1 -1      src/sys/boot/ofw/libofw/ofw_copy.c