dns.c: fix input validation fix
authorKevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
Fri, 24 Apr 2020 10:01:12 +0000 (11:01 +0100)
committerKevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
Fri, 24 Apr 2020 10:02:21 +0000 (11:02 +0100)
commitcdac0460ba50dc45735f0be2e19a5a8efc3dafe1
treef091d229e73482bc75ab2a705c8112c0f7ffba98
parente74a3f9883199e9db7220d52b78e5fbdb4441ca3
dns.c: fix input validation fix

Thanks to Guido Vranken <guido@guidovranken.com> for pointing out I'd
forgotten to de-ref a pointer in the previous fix.

Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
dns.c