Merge pull request snabbco#1082 from dpino/fix-index-nil

Fix attempt to index a nil value
dpino · Jun 6, 2018 · be449cb · be449cb
2 parents 4d9f344 + f5fd15e
commit be449cb
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/lib/ptree/ptree.lua b/src/lib/ptree/ptree.lua
@@ -335,7 +335,8 @@ end
 -- accumulative sum.  Accumulative sum is initialized to aggregated counter
 -- value if any.
 local function compute_aggregated_value (k)
-   local ret = counters.archived[k][0] or 0
+   if not counters.archived[k] then return 0 end
+   local ret = counters.archived[k][0]
    for _,c in pairs(counters.active[k]) do
       ret = ret + counter.read(c)
    end