From e51142c8f38d5b17a34c5ce50bf6a8f9b61e0535 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <tridge@samba.org>
Date: Thu, 26 Apr 2007 15:38:33 +0200
Subject: [PATCH] validate the vnn (This used to be ctdb commit
 025e58ba2b870ebb861b015d5c79dac7f5402bfb)

---
 ctdb/common/ctdb.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/ctdb/common/ctdb.c b/ctdb/common/ctdb.c
index 56c621fd7e7..c13bf7d0e5d 100644
--- a/ctdb/common/ctdb.c
+++ b/ctdb/common/ctdb.c
@@ -394,7 +394,15 @@ void ctdb_queue_packet(struct ctdb_context *ctdb, struct ctdb_req_header *hdr)
 {
 	struct ctdb_node *node;
 	ctdb->status.node_packets_sent++;
+
+	if (!ctdb_validate_vnn(ctdb, hdr->destnode)) {
+	  	DEBUG(0,(__location__ " cant send to node %u that does not exist\n", 
+			 hdr->destnode));
+		return;
+	}
+
 	node = ctdb->nodes[hdr->destnode];
+
 	if (hdr->destnode == ctdb->vnn && !(ctdb->flags & CTDB_FLAG_SELF_CONNECT)) {
 		ctdb_defer_packet(ctdb, hdr);
 	} else if (ctdb->methods->queue_pkt(node, (uint8_t *)hdr, hdr->length) != 0) {
-- 
2.47.3