nip60: fix mutex double-lock issue when saving change.

nbd-wtf · Jan 30, 2025 · 4200144 · 4200144
1 parent 2b9c50a
commit 4200144
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/nip60/send.go b/nip60/send.go
@@ -159,9 +159,8 @@ func (w *Wallet) saveChangeAndDeleteUsedTokens(
 		w.wl.PublishUpdate(*changeToken.event, nil, nil, &changeToken, false)
 		w.wl.Unlock()
 
-		w.tokensMu.Lock()
+		// we don't have to lock tokensMu here because this function will always be called with that lock already held
 		w.Tokens = append(updatedTokens, changeToken)
-		w.tokensMu.Unlock()
 	}
 
 	return nil