From 0fee993a4be76d992d083e0cfe0a511251162aaf Mon Sep 17 00:00:00 2001
From: Harshavardhana <harsha@minio.io>
Date: Fri, 1 Jul 2022 16:21:23 -0700
Subject: [PATCH] return appropriate error under 'decom status' (#15213)

fixes #15208
---
 cmd/admin-handlers-pools.go      | 5 ++++-
 cmd/erasure-server-pool-decom.go | 2 +-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/cmd/admin-handlers-pools.go b/cmd/admin-handlers-pools.go
index f4aaf91e8..50e6cdec4 100644
--- a/cmd/admin-handlers-pools.go
+++ b/cmd/admin-handlers-pools.go
@@ -19,6 +19,7 @@ package cmd
 
 import (
 	"encoding/json"
+	"fmt"
 	"net/http"
 
 	"github.com/gorilla/mux"
@@ -149,8 +150,10 @@ func (a adminAPIHandlers) StatusPool(w http.ResponseWriter, r *http.Request) {
 
 	idx := globalEndpoints.GetPoolIdx(v)
 	if idx == -1 {
+		apiErr := toAdminAPIErr(ctx, errInvalidArgument)
+		apiErr.Description = fmt.Sprintf("specified pool '%s' not found, please specify a valid pool", v)
 		// We didn't find any matching pools, invalid input
-		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, errInvalidArgument), r.URL)
+		writeErrorResponseJSON(ctx, w, apiErr, r.URL)
 		return
 	}
 
diff --git a/cmd/erasure-server-pool-decom.go b/cmd/erasure-server-pool-decom.go
index d9e1d2a3b..f79ae869e 100644
--- a/cmd/erasure-server-pool-decom.go
+++ b/cmd/erasure-server-pool-decom.go
@@ -921,7 +921,7 @@ func (z *erasureServerPools) Status(ctx context.Context, idx int) (PoolStatus, e
 
 	pi, err := z.getDecommissionPoolSpaceInfo(idx)
 	if err != nil {
-		return PoolStatus{}, errInvalidArgument
+		return PoolStatus{}, err
 	}
 
 	poolInfo := z.poolMeta.Pools[idx]