Fix crash in mainmenu when loaded subgame does not have a "menu" directory

diff --git a/builtin/mainmenu/textures.lua b/builtin/mainmenu/textures.lua
index 700bdb5cc05a0caa957cc1cd12723000c0dffd26..075f38ee073870c150776e911d8d3e990d4af170 100644 (file)
--- a/builtin/mainmenu/textures.lua
+++ b/builtin/mainmenu/textures.lua
@@ -144,10 +144,11 @@ function mm_texture.set_game(identifier, gamedetails)
        end
        
        -- Find out how many randomized textures the subgame provides
-       local n, filename
+       local n = 0
+       local filename
        local menu_files = core.get_dir_list(gamedetails.path .. DIR_DELIM .. "menu", false)
        for i = 1, #menu_files do
-               local filename = identifier .. "." .. i .. ".png"
+               filename = identifier .. "." .. i .. ".png"
                if table.indexof(menu_files, filename) == -1 then
                        n = i - 1
                        break