fix: unsafeStrToSlice panic due to empty string (#772)

grafana · Feb 3, 2022 · 189f775 · 189f775
1 parent fb7256a
commit 189f775
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pkg/storage/tree/tree_profile.go b/pkg/storage/tree/tree_profile.go
@@ -125,7 +125,7 @@ func (r *ProfileReader) readTrees(x *Profile, c labelsCache, f Finder) {
 			// Therefore iteration goes in reverse order.
 			for j := len(loc.Line) - 1; j >= 0; j-- {
 				fn, ok := f.FindFunction(loc.Line[j].FunctionId)
-				if !ok {
+				if !ok || x.StringTable[fn.Name] == "" {
 					continue
 				}
 				stack = append(stack, unsafeStrToSlice(x.StringTable[fn.Name]))