damus

commit 9c2f7a931ce5070d2eb22194b1acbd2522c55efe
parent b1bbf355def42e1c0a37539cdc235974874052ae
Author: William Casarin <jb55@jb55.com>
Date:   Wed,  3 Jan 2024 14:44:54 -0800

nostrdb/subs: always fail when calling wait_for_notes on a subid of 0

this is an invalid subscription id

Signed-off-by: William Casarin <jb55@jb55.com>

Diffstat:
M
nostrdb/src/nostrdb.c
 | 
5
+++++

1 file changed, 5 insertions(+), 0 deletions(-)
diff --git a/nostrdb/src/nostrdb.c b/nostrdb/src/nostrdb.c
@@ -4954,6 +4954,11 @@ int ndb_wait_for_notes(struct ndb *ndb, uint64_t subid, uint64_t *note_ids,
 		       int note_id_capacity)
 {
 	struct ndb_subscription *sub;
+
+	// this is not a valid subscription id
+	if (subid == 0)
+		return 0;
+
 	if (!(sub = ndb_find_subscription(ndb, subid)))
 		return 0;