fix buffer size for sprintf
fix buffer size for sprintf

izenecloud/sf1r-ad-delivery,izenecloud/sf1r-ad-delivery,izenecloud/sf1r-lite,izenecloud/sf1r-lite,pombredanne/sf1r-lite,pombredanne/sf1r-lite,pombredanne/sf1r-lite,izenecloud/sf1r-lite,izenecloud/sf1r-lite,izenecloud/sf1r-ad-delivery,pombredanne/sf1r-lite,izenecloud/sf1r-ad-delivery,pombredanne/sf1r-lite,izenecloud/sf1r-ad-delivery,izenecloud/sf1r-lite