X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/2b4f8e92c969a5508b73ae7af45811a118fda6b1..be931d0955fbd2379b1ffedb9abd32b1e8cb5915:/app/assets/javascripts/osm.js.erb

diff --git a/app/assets/javascripts/osm.js.erb b/app/assets/javascripts/osm.js.erb
index 4c5faa829..d350b2896 100644
--- a/app/assets/javascripts/osm.js.erb
+++ b/app/assets/javascripts/osm.js.erb
@@ -46,6 +46,7 @@ OSM = {
       mapParams.mlat = parseFloat(params.mlat);
     }
 
+    // Old-style object parameters; still in use for edit links e.g. /edit?way=1234
     if (params.node) {
       mapParams.object = {type: 'node', id: parseInt(params.node)};
     } else if (params.way) {
@@ -114,6 +115,10 @@ OSM = {
 
     hash = querystring.parse(hash);
 
+    if (hash.map === undefined) {
+      return false;
+    }
+
     var args = hash.map.split("/");
     if (args.length !== 3) {
       return false;