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, 2 insertions, 2 deletions

diff --git a/apps/plugins/pictureflow.c b/apps/plugins/pictureflow.c
index 29e8a749d5..232c3f6bc4 100644
--- a/apps/plugins/pictureflow.c
+++ b/apps/plugins/pictureflow.c
@@ -218,7 +218,7 @@ struct mutex slide_cache_stack_lock;
 
 static int empty_slide_hid;
 
-struct thread_entry *thread_id;
+unsigned int thread_id;
 struct event_queue thread_q;
 
 static char tmp_path_name[MAX_PATH];
@@ -831,7 +831,7 @@ bool create_pf_thread(void)
                                IF_PRIO(, PRIORITY_BACKGROUND)
                                IF_COP(, CPU)
                                       )
-        ) == NULL) {
+        ) == 0) {
         return false;
     }
     thread_is_running = true;