diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index d9e3de495c16..bc582202bd10 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -1053,6 +1053,7 @@ found_clock:
 
 		pd = kzalloc(sizeof(*pd), GFP_KERNEL);
 		if (!pd) {
+			kfree(fp->chmap);
 			kfree(fp->rate_table);
 			kfree(fp);
 			return NULL;