Merge pull request #980 from jsha/reject-non-h2

DoH: reject non-h2 early
NLnetLabs · Jan 3, 2024 · b632ebf · b632ebf
2 parents 6c82f4a + 87644fa
commit b632ebf
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/util/netevent.c b/util/netevent.c
@@ -1748,6 +1748,9 @@ ssl_handshake(struct comm_point* c)
 			/* connection upgraded to HTTP2 */
 			c->tcp_do_toggle_rw = 0;
 			c->use_h2 = 1;
+		} else {
+			verbose(VERB_ALGO, "client doesn't support HTTP/2");
+			return 0;
 		}
 	}
 #endif