Mercurial > hg > nginx-quic
diff src/os/unix/ngx_udp_sendmsg_chain.c @ 7968:d127837c714f
Stream: fixed processing of zero length UDP packets (ticket #1982).
author | Vladimir Homutov <vl@nginx.com> |
---|---|
date | Mon, 08 Jun 2020 11:40:34 +0300 |
parents | 8ce1a34f160b |
children | 2dfd313f22f2 cfe1284e5d1d |
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--- a/src/os/unix/ngx_udp_sendmsg_chain.c +++ b/src/os/unix/ngx_udp_sendmsg_chain.c @@ -189,6 +189,13 @@ ngx_udp_output_chain_to_iovec(ngx_iovec_ return cl; } + /* zero-sized datagram; pretend to have at least 1 iov */ + if (n == 0) { + iov = &vec->iovs[n++]; + iov->iov_base = NULL; + iov->iov_len = 0; + } + vec->count = n; vec->size = total;