autorunManager: Avoid access to non-existent array element

https://bugzilla.gnome.org/show_bug.cgi?id=787907
2017-09-17 11:37:52 +02:00 · 2017-09-17 11:37:52 +02:00 · 2d11b5cea0
commit 2d11b5cea0
parent ecddf1fffd
1 changed files with 5 additions and 1 deletions
--- a/js/ui/components/autorunManager.js
+++ b/js/ui/components/autorunManager.js
@ -255,7 +255,11 @@ var AutorunDispatcher = new Lang.Class({
        if (!shouldAutorunMount(mount))
            return;

-        let setting = this._getAutorunSettingForType(contentTypes[0]);
+        let setting;
+        if (contentTypes.length > 0)
+            setting = this._getAutorunSettingForType(contentTypes[0]);
+        else
+            setting = AutorunSetting.ASK;

        // check at the settings for the first content type
        // to see whether we should ask