[ovs-git] [openvswitch/ovs] 75cbba: netlink: Avoid passing NULL pointer to memcpy(), e...

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/openvswitch/ovs
  Commit: 75cbba3d6bd3868031fbb0e44ac9badc666b5044
      https://github.com/openvswitch/ovs/commit/75cbba3d6bd3868031fbb0e44ac9badc666b5044
  Author: William Tu <u9012063 at gmail.com>
  Date:   2016-07-02 (Sat, 02 Jul 2016)

  Changed paths:
    M lib/netlink.c

  Log Message:
  -----------
  netlink: Avoid passing NULL pointer to memcpy(), even with zero length.

In nl_msg_push_flag(), the 3rd NULL parameter causing 'memcpy()'
with NULL source pointer in nl_msg_push_unspec().

Found by Clang.

Signed-off-by: William Tu <u9012063 at gmail.com>
Signed-off-by: Ben Pfaff <blp at ovn.org>