On Wednesday, November 30, 2016 9:47:09 PM CET Sven Eckelmann wrote:
> batadv_tt_prepare_tvlv_local_data can fail to allocate the memory for the
> new TVLV block. The caller is informed about this problem with the returned
> length of 0. Not checking this value results in an invalid memory access
> when either tt_data or tt_change is accessed.
> 
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> Fixes: 21a57f6e7a3b ("batman-adv: make the TT CRC logic VLAN specific")
> Signed-off-by: Sven Eckelmann <sven@narfation.org>

Applied in 9890c9f.

Thanks!
     Simon