From: Ben Hutchings <ben@decadent.org.uk>
Date: Fri, 22 Jan 2016 20:15:31 +0000 (+0000)
Subject: Avoid copying buffer after dn_expand() fails
X-Git-Tag: debian/1.1+git20160131-1~8^2~8
X-Git-Url: https://git.decadent.org.uk/gitweb/?a=commitdiff_plain;ds=inline;h=121a043f6dd1b6c6171dae3c041cb50693eae63f;hp=121a043f6dd1b6c6171dae3c041cb50693eae63f;p=odhcp6c.git

Avoid copying buffer after dn_expand() fails

If dn_expand() returns an error we could copy from an uninitialised
output buffer or append the previous domain name again.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
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