add lock for tag init (#14)

Co-authored-by: phuctt <[email protected]>
okieraised · Oct 6, 2022 · 4056364 · 4056364
1 parent 3d06bb4
commit 4056364
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/pkg/dicom/tag/tag.go b/pkg/dicom/tag/tag.go
@@ -3,6 +3,7 @@ package tag
 import (
 	"encoding/binary"
 	"fmt"
+	"sync"
 )
 
 const (
@@ -108,7 +109,11 @@ func FindByName(name string) (TagInfo, error) {
 	return TagInfo{}, fmt.Errorf("could not find tag %s", name)
 }
 
+var lock = &sync.RWMutex{}
+
 func InitTagDict() map[DicomTag]TagInfo {
+	lock.Lock()
+	defer lock.Unlock()
 	if TagDict == nil {
 		initTag()
 	}