D59306.id185564.diff
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D59306.id185564.diff
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	diff --git a/sbin/hastd/hast_proto.c b/sbin/hastd/hast_proto.c
	--- a/sbin/hastd/hast_proto.c
	+++ b/sbin/hastd/hast_proto.c
	@@ -152,10 +152,12 @@
	goto fail;
	if (ebuf_add_tail(eb, NULL, hdr.size) == -1)
	goto fail;
	- hptr = ebuf_data(eb, NULL);
	- PJDLOG_ASSERT(hptr != NULL);
	- if (proto_recv(conn, hptr, hdr.size) == -1)
	- goto fail;
	+ if (hdr.size > 0) {
	+ hptr = ebuf_data(eb, NULL);
	+ PJDLOG_ASSERT(hptr != NULL);
	+ if (proto_recv(conn, hptr, hdr.size) == -1)
	+ goto fail;
	+ }
	nv = nv_ntoh(eb);
	if (nv == NULL)
	goto fail;