1 files changed, 3 insertions, 0 deletions

diff --git a/apps/codecs/wavpack_enc.c b/apps/codecs/wavpack_enc.c
index 70261e70e2..670a518d64 100644
--- a/apps/codecs/wavpack_enc.c
+++ b/apps/codecs/wavpack_enc.c
@@ -257,6 +257,9 @@ static bool on_end_file(struct enc_file_event_data *data)
 
     uint32_t data_size;
 
+    if (data->rec_file < 0)
+        return false; /* file already closed, nothing more we can do */
+
     /* always _try_ to write the file header, even on error */
 
     /* read template headers at start */