From d025162542d43444210047747f0d982741a0bc1d Mon Sep 17 00:00:00 2001
From: Xiang Xiao <xiaoxiang@xiaomi.com>
Date: Mon, 27 Aug 2018 07:49:23 -0600
Subject: [PATCH] libs/libc/audio/lib_buffer.c:  Call nxsem_destroy in apb_free

---
 libs/libc/audio/lib_buffer.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libs/libc/audio/lib_buffer.c b/libs/libc/audio/lib_buffer.c
index 55d22ca902..bc551dc114 100644
--- a/libs/libc/audio/lib_buffer.c
+++ b/libs/libc/audio/lib_buffer.c
@@ -162,6 +162,7 @@ void apb_free(FAR struct ap_buffer_s *apb)
   if (refcount <= 1)
     {
       audinfo("Freeing %p\n", apb);
+      nxsem_destroy(&apb->sem);
       lib_ufree(apb);
     }
 }