1 files changed, 2 insertions, 1 deletions
diff --git a/utils/devprobe.c b/utils/devprobe.c
index 558ed717..e29e1e32 100644
--- a/utils/devprobe.c
+++ b/utils/devprobe.c
@@ -87,7 +87,8 @@ main (int argc, char **argv)
 	    error (0, err, "%s", arg);
 	  break;
 
-	default: return EINVAL;
+	default:
+	  return ARGP_ERR_UNKNOWN;
 	}
       return 0;
     }