From c3e004799c8fbc9c26d4178004accf991714cff7 Mon Sep 17 00:00:00 2001
From: Andrew Dunham <andrew@du.nham.ca>
Date: Tue, 16 Oct 2018 02:45:25 -0700
Subject: [PATCH] Hide useless errors when waiting for zpool to be ready

---
 nixos/modules/tasks/filesystems/zfs.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/modules/tasks/filesystems/zfs.nix b/nixos/modules/tasks/filesystems/zfs.nix
index 2b3b09d725c..8f8c9e23e13 100644
--- a/nixos/modules/tasks/filesystems/zfs.nix
+++ b/nixos/modules/tasks/filesystems/zfs.nix
@@ -74,7 +74,7 @@ let
   importLib = {zpoolCmd, awkCmd, cfgZfs}: ''
     poolReady() {
       pool="$1"
-      state="$("${zpoolCmd}" import | "${awkCmd}" "/pool: $pool/ { found = 1 }; /state:/ { if (found == 1) { print \$2; exit } }; END { if (found == 0) { print \"MISSING\" } }")"
+      state="$("${zpoolCmd}" import 2>/dev/null | "${awkCmd}" "/pool: $pool/ { found = 1 }; /state:/ { if (found == 1) { print \$2; exit } }; END { if (found == 0) { print \"MISSING\" } }")"
       if [[ "$state" = "ONLINE" ]]; then
         return 0
       else