From 46ee8659b487fa229ceab93ac4af0b898ac46435 Mon Sep 17 00:00:00 2001
From: Anis Elleuch <vadmeste@users.noreply.github.com>
Date: Thu, 27 Aug 2020 20:55:32 +0100
Subject: [PATCH] fix write quorum calculation for bucket operations (#10364)

When the number of disks is odd, the calculation of quorum
for bucket operations were not correct, fix it.
---
 cmd/utils.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/cmd/utils.go b/cmd/utils.go
index 6a129facf..1b6fc8675 100644
--- a/cmd/utils.go
+++ b/cmd/utils.go
@@ -105,7 +105,11 @@ func getReadQuorum(drive int) int {
 }
 
 func getWriteQuorum(drive int) int {
-	return getDefaultDataBlocks(drive) + 1
+	quorum := getDefaultDataBlocks(drive)
+	if getDefaultParityBlocks(drive) == quorum {
+		quorum++
+	}
+	return quorum
 }
 
 // URI scheme constants.