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add lock for SCSI Target Service instance

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This commit is contained in:
Donald Tang
2017-12-10 23:16:48 +08:00
parent 3803cc6249
commit 6d2a114697
1 changed files with 3 additions and 2 deletions
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5
pkg/scsi/scsi.go
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@@ -34,11 +34,12 @@ type SCSITargetService struct {
} }
var _instance *SCSITargetService var _instance *SCSITargetService
var service sync.Once
func NewSCSITargetService() *SCSITargetService { func NewSCSITargetService() *SCSITargetService {
if _instance == nil { service.Do(func() {
_instance = &SCSITargetService{Targets: []*api.SCSITarget{}} _instance = &SCSITargetService{Targets: []*api.SCSITarget{}}
} })
return _instance return _instance
} }