From c01d2fe1921d6b153941df75c0784bcf38ef3435 Mon Sep 17 00:00:00 2001
From: Eddie Torres <torredil@amazon.com>
Date: Mon, 11 Dec 2023 19:22:44 +0000
Subject: [PATCH] If availableAttachments <= 0 clamp value to 1

Signed-off-by: Eddie Torres <torredil@amazon.com>
---
 pkg/driver/node.go      | 4 ++--
 pkg/driver/node_test.go | 6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/pkg/driver/node.go b/pkg/driver/node.go
index 68d9b84523..c2753e8b67 100644
--- a/pkg/driver/node.go
+++ b/pkg/driver/node.go
@@ -790,8 +790,8 @@ func (d *nodeService) getVolumesLimit() int64 {
 		availableAttachments = availableAttachments - enis - nvmeInstanceStoreVolumes
 	}
 	availableAttachments = availableAttachments - blockVolumes - 1 // -1 for root device
-	if availableAttachments < 0 {
-		availableAttachments = 0
+	if availableAttachments <= 0 {
+		availableAttachments = 1
 	}
 
 	maxEBSAttachments, ok := cloud.GetEBSLimitForInstanceType(instanceType)
diff --git a/pkg/driver/node_test.go b/pkg/driver/node_test.go
index a8be6083c2..397c931e48 100644
--- a/pkg/driver/node_test.go
+++ b/pkg/driver/node_test.go
@@ -2158,7 +2158,7 @@ func TestNodeGetInfo(t *testing.T) {
 			volumeAttachLimit: -1,
 			attachedENIs:      1,
 			blockDevices:      27,
-			expMaxVolumes:     0,
+			expMaxVolumes:     1,
 			outpostArn:        emptyOutpostArn,
 		},
 		{
@@ -2170,7 +2170,7 @@ func TestNodeGetInfo(t *testing.T) {
 			volumeAttachLimit: -1,
 			attachedENIs:      1,
 			blockDevices:      39,
-			expMaxVolumes:     0,
+			expMaxVolumes:     1,
 			outpostArn:        emptyOutpostArn,
 		},
 		{
@@ -2182,7 +2182,7 @@ func TestNodeGetInfo(t *testing.T) {
 			volumeAttachLimit: -1,
 			attachedENIs:      27,
 			blockDevices:      1,
-			expMaxVolumes:     0,
+			expMaxVolumes:     1,
 			outpostArn:        emptyOutpostArn,
 		},
 		{