repo2: Add missing null termination to format string in ccnr_msg().
repo2: Add missing null termination to format string in ccnr_msg().

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