git: userland - sysctl - Fix stack overflow

[Samuel Greear <sjg@xxxxxxxxxxxxxxxxxxxxxxx>]

commit aa25ccfaa7de73dd1331329e34cdf8ef1f25e9c9
Author: Samuel J. Greear <sjg@thesjg.com>
Date:   Tue Sep 7 03:09:25 2010 +0000

    userland - sysctl - Fix stack overflow
    
    * alloca(3) was being used to allocate space for a call to sysctl(3) that
      returned data. This could occasionally be on the order of 50-100MB
      (net.inet.tcp.pcblist) resulting in a segfault.

Summary of changes:
 sbin/sysctl/sysctl.c |   41 +++++++++++++++++++++++++++--------------
 1 files changed, 27 insertions(+), 14 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/aa25ccfaa7de73dd1331329e34cdf8ef1f25e9c9


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