Provider plugin crashes when nutanix_subnet datasource queried with overlay subnet

[bhati-pradeep]

Nutanix Cluster Information

Please provide the version of:

• pc.2021.7

Terraform Version

1.1.3

Affected Resource(s)

nutanix_subnet

Terraform Configuration Files

provider "nutanix" {
  username  = "<username>"
  password  = "<password>"
  endpoint  = "<ip>"
  insecure  = <true/false>
  port      = <port>
}

data "nutanix_subnet" "subnet" {
	subnet_name = "<overlay_subnet_name>"
}

output "sbnet" {
	value = data.nutanix_subnet.subnet
}

Debug Output

panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x8 pc=0x19f04ea]

goroutine 51 [running]:
github.com/terraform-providers/terraform-provider-nutanix/nutanix.dataSourceNutanixSubnetRead(0xc000760310, 0x1b2ab00, 0xc0006fcae0, 0xc000760310, 0x0)
	github.com/terraform-providers/terraform-provider-nutanix/nutanix/data_source_nutanix_subnet.go:418 +0x107a
github.com/hashicorp/terraform-plugin-sdk/helper/schema.(*Resource).ReadDataApply(0xc000195a00, 0xc0006fda20, 0x1b2ab00, 0xc0006fcae0, 0xc000361028, 0x1, 0x0)
	github.com/hashicorp/terraform-plugin-sdk@v1.7.0/helper/schema/resource.go:398 +0x88
github.com/hashicorp/terraform-plugin-sdk/helper/schema.(*Provider).ReadDataApply(0xc0002af000, 0xc0008b19a0, 0xc0006fda20, 0xc0006fda20, 0x0, 0x0)
	github.com/hashicorp/terraform-plugin-sdk@v1.7.0/helper/schema/provider.go:451 +0x8f
github.com/hashicorp/terraform-plugin-sdk/internal/helper/plugin.(*GRPCProviderServer).ReadDataSource(0xc00000e868, 0x1f8a8e0, 0xc00074fda0, 0xc00009ad40, 0xc00000e868, 0xc00074fda0, 0xc000539a48)
	github.com/hashicorp/terraform-plugin-sdk@v1.7.0/internal/helper/plugin/grpc_provider.go:1036 +0x45d
github.com/hashicorp/terraform-plugin-sdk/internal/tfplugin5._Provider_ReadDataSource_Handler(0x1ce0f80, 0xc00000e868, 0x1f8a8e0, 0xc00074fda0, 0xc00075a4e0, 0x0, 0x1f8a8e0, 0xc00074fda0, 0xc000766400, 0x1ee)
	github.com/hashicorp/terraform-plugin-sdk@v1.7.0/internal/tfplugin5/tfplugin5.pb.go:3225 +0x217
google.golang.org/grpc.(*Server).processUnaryRPC(0xc0003062c0, 0x1f94a20, 0xc0006c2900, 0xc000198600, 0xc0005124b0, 0x26eadf0, 0x0, 0x0, 0x0)
	google.golang.org/grpc@v1.23.0/server.go:995 +0x460
google.golang.org/grpc.(*Server).handleStream(0xc0003062c0, 0x1f94a20, 0xc0006c2900, 0xc000198600, 0x0)
	google.golang.org/grpc@v1.23.0/server.go:1275 +0xd3d
google.golang.org/grpc.(*Server).serveStreams.func1.1(0xc00018a190, 0xc0003062c0, 0x1f94a20, 0xc0006c2900, 0xc000198600)
	google.golang.org/grpc@v1.23.0/server.go:710 +0xa1
created by google.golang.org/grpc.(*Server).serveStreams.func1
	google.golang.org/grpc@v1.23.0/server.go:708 +0xa1

Error: The terraform-provider-nutanix_v1.2.2 plugin crashed!

Panic Output

panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x8 pc=0x19f04ea]

Expected Behavior

It should work fine and print changes to output

Steps to Reproduce

1. terraform plan

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