From: David van Moolenbroek <david@minix3.org>
Date: Fri, 17 Aug 2012 16:53:59 +0000 (+0000)
Subject: libaudiodriver: properly deallocate memory
X-Git-Tag: v3.2.1~360
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/doxygen.png?a=commitdiff_plain;h=201031fb388b04532a885704fa0f6bbcac927d69;p=minix.git

libaudiodriver: properly deallocate memory
---

diff --git a/lib/libaudiodriver/audio_fw.c b/lib/libaudiodriver/audio_fw.c
index d471abde8..5b9ea47e3 100644
--- a/lib/libaudiodriver/audio_fw.c
+++ b/lib/libaudiodriver/audio_fw.c
@@ -419,6 +419,7 @@ static int msg_close(int minor_dev_nr) {
 
 
 static int close_sub_dev(int sub_dev_nr) {
+	size_t size;
 	sub_dev_t *sub_dev_ptr;
 	sub_dev_ptr = &sub_dev[sub_dev_nr];
 	if (sub_dev_ptr->DmaMode == DEV_WRITE_S && !sub_dev_ptr->OutOfData) {
@@ -436,7 +437,8 @@ static int close_sub_dev(int sub_dev_nr) {
 	/* stop the device */
 	drv_stop(sub_dev_ptr->Nr);
 	/* free the buffers */
-	free(sub_dev_ptr->DmaBuf);
+	size= sub_dev_ptr->DmaSize + 64 * 1024;
+	free_contig(sub_dev_ptr->DmaBuf, size);
 	free(sub_dev_ptr->ExtraBuf);
 	return OK;
 }