Use cookies for thread identification instead of pointers directly which gives a buffer against wrongly identifying a thread when the slot is recycled (which has been nagging me for awhile). A slot gets 255 uses before it repeats. Everything gets incompatible so a full update is required.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19377 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 4 insertions, 4 deletions

diff --git a/apps/plugins/mpegplayer/disk_buf.c b/apps/plugins/mpegplayer/disk_buf.c
index df5e005..c008139 100644
--- a/apps/plugins/mpegplayer/disk_buf.c
+++ b/apps/plugins/mpegplayer/disk_buf.c
@@ -835,7 +835,7 @@ void disk_buf_reply_msg(intptr_t retval)
 
 bool disk_buf_init(void)
 {
-    disk_buf.thread = NULL;
+    disk_buf.thread = 0;
     list_initialize(&nf_list);
 
     rb->mutex_init(&disk_buf_mtx);
@@ -893,7 +893,7 @@ bool disk_buf_init(void)
     rb->queue_enable_queue_send(disk_buf.q, &disk_buf_queue_send,
                                 disk_buf.thread);
 
-    if (disk_buf.thread == NULL)
+    if (disk_buf.thread == 0)
         return false;
 
     /* Wait for thread to initialize */
@@ -904,10 +904,10 @@ bool disk_buf_init(void)
 
 void disk_buf_exit(void)
 {
-    if (disk_buf.thread != NULL)
+    if (disk_buf.thread != 0)
     {
         rb->queue_post(disk_buf.q, STREAM_QUIT, 0);
         rb->thread_wait(disk_buf.thread);
-        disk_buf.thread = NULL;
+        disk_buf.thread = 0;
     }
 }