tree 9e5d243a17858f1b21cb4f011d472a7a57187866
parent f3d3342602f8bcbf37d7c46641cb9bca7618eb1c
author Hannes Frederic Sowa <hannes@stressinduktion.org> 1385000074 +0100
committer David S. Miller <davem@davemloft.net> 1385002350 -0500

net: add BUG_ON if kernel advertises msg_namelen > sizeof(struct sockaddr_storage)

In that case it is probable that kernel code overwrote part of the
stack. So we should bail out loudly here.

The BUG_ON may be removed in future if we are sure all protocols are
conformant.

Suggested-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>