inline-gen: Fix lint

documentation/misc/actors_version_checklist.md

@@ -4,7 +4,7 @@
 - [ ] Define upgrade heights in `build/params_`
 - [ ] Generate adapters
   - [ ] Update `gen/inlinegen-data.json`
-  - [ ] Update adapter code in `chain/actors/version.go` if needed
+  - [ ] Update `chain/actors/version.go`
   - [ ] Update adapter code in `chain/actors/builtin` if needed
   - [ ] Run `make actors-gen`
 - [ ] Update `chain/consensus/filcns/upgrades.go`

gen/inline-gen/main.go

@@ -29,6 +29,9 @@ func main() {
 	}
 
 	err = filepath.WalkDir(os.Args[1], func(path string, d fs.DirEntry, err error) error {
+		if err != nil {
+			return err
+		}
 		if d.IsDir() {
 			return nil
 		}