util.sasl: Fixed a nil global access.

diff --git a/util/sasl.lua b/util/sasl.lua
index 9c8fff7804a28edd6b7e4e430b846d3d23093696..2aa7fa1f795574ac7d3ab97bf29efa294e8989fe 100644 (file)
--- a/util/sasl.lua
+++ b/util/sasl.lua
@@ -143,7 +143,7 @@ function method:process(message)
 end
 
 -- load the mechanisms
-load_mechs = {"plain", "digest-md5", "anonymous", "scram"}
+local load_mechs = {"plain", "digest-md5", "anonymous", "scram"}
 for _, mech in ipairs(load_mechs) do
        local name = "util.sasl."..mech;
        local m = require(name);