tree b047160a720011021b148350e42d8cc020f06a61
parent 2645a3c3761ac25498db2e627271016c849c68e1
author David S. Miller <davem@davemloft.net> 1214024674 -0700
committer David S. Miller <davem@davemloft.net> 1214024674 -0700

sctp: Make sure N * sizeof(union sctp_addr) does not overflow.

As noticed by Gabriel Campana, the kmalloc() length arg
passed in by sctp_getsockopt_local_addrs_old() can overflow
if ->addr_num is large enough.

Therefore, enforce an appropriate limit.

Signed-off-by: David S. Miller <davem@davemloft.net>