Don't use seqw handle after closing it.
Don't use seqw handle after closing it.

The call to ccn_seqw_batch_end() here was not valid, since ccn_seqw_close() may well
have already freed es->w.

cawka/ndnx,svartika/ccnx,cawka/ndnx,svartika/ccnx,ebollens/ccnmp,svartika/ccnx,ebollens/ccnmp,svartika/ccnx,svartika/ccnx,cawka/ndnx,cawka/ndnx,ebollens/ccnmp,svartika/ccnx,ebollens/ccnmp,svartika/ccnx,cawka/ndnx