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Diffstat (limited to 'internal')
-rw-r--r--internal/imap/mailboxes.go8
1 files changed, 8 insertions, 0 deletions
diff --git a/internal/imap/mailboxes.go b/internal/imap/mailboxes.go
index f1dc6c6..25bf087 100644
--- a/internal/imap/mailboxes.go
+++ b/internal/imap/mailboxes.go
@@ -26,6 +26,14 @@ func (mbs *mailboxes) unlocking(elem Folder) {
func (mbs *mailboxes) locking(elem Folder) bool {
mbs.mu.Lock()
+
+ // check again, if the folder has been created in the meantime
+ _, ok := mbs.mb[elem.str]
+ if ok {
+ mbs.mu.Unlock()
+ return true
+ }
+
ch, ok := mbs.changeLocks[elem.str]
if !ok {
ch = make(chan struct{})