From 9f69f79577ade97012217e9cf83327ce83943df1 Mon Sep 17 00:00:00 2001
From: "mergify[bot]" <37929162+mergify[bot]@users.noreply.github.com>
Date: Fri, 18 Dec 2020 19:19:32 +0900
Subject: [PATCH] Reject invalid --expected-shred-version (#14183) (#14201)

* Reject invalid --expected-shred-version

* less code

(cherry picked from commit 3c9b853268727d768b7b7bdc385d2aaf066372e7)

Co-authored-by: Ryo Onodera <ryoqun@gmail.com>
---
 validator/src/main.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/validator/src/main.rs b/validator/src/main.rs
index 85e18ae678..0ed4ada55a 100644
--- a/validator/src/main.rs
+++ b/validator/src/main.rs
@@ -1213,6 +1213,7 @@ pub fn main() {
                 .long("expected-shred-version")
                 .value_name("VERSION")
                 .takes_value(true)
+                .validator(is_parsable::<u16>)
                 .help("Require the shred version be this value"),
         )
         .arg(