From 098055472540c0d9f8399e99f397957c6cff5ec6 Mon Sep 17 00:00:00 2001
From: Harshavardhana <harsha@minio.io>
Date: Wed, 9 Jun 2021 11:14:47 -0700
Subject: [PATCH] fix: getServerPoolsAvailableSpace() shouldn't crash (#12478)

if one of the disk is offline then DiskInfo can be `nil`
and crash in server pool.
---
 cmd/erasure-server-pool.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cmd/erasure-server-pool.go b/cmd/erasure-server-pool.go
index f2f6d7bf6..e10075569 100644
--- a/cmd/erasure-server-pool.go
+++ b/cmd/erasure-server-pool.go
@@ -221,6 +221,9 @@ func (z *erasureServerPools) getServerPoolsAvailableSpace(ctx context.Context, b
 			continue
 		}
 		for _, disk := range zinfo {
+			if disk == nil {
+				continue
+			}
 			available += disk.Total - disk.Used
 		}
 		serverPools[i] = poolAvailableSpace{