From ea47ee64f02030c64e0472939ea3c588ce7e8dab Mon Sep 17 00:00:00 2001
From: Catalin Patulea <cat@vv.carleton.ca>
Date: Mon, 1 Oct 2007 04:13:17 +0000
Subject: [PATCH] Watch out for uninitialized threads[] in init_threads() which
 can cause big headaches later in unrelated places.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14934 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/thread.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/firmware/thread.c b/firmware/thread.c
index bb3c321ddf..3508a6450d 100644
--- a/firmware/thread.c
+++ b/firmware/thread.c
@@ -1038,6 +1038,13 @@ void init_threads(void)
 
     /* CPU will initialize first and then sleep */
     slot = find_empty_thread_slot();
+#if THREAD_EXTRA_CHECKS
+    /* This can fail if, for example, .bss isn't zero'ed out by the loader
+       or threads is in the wrong section. */
+    if (slot < 0) {
+        panicf("uninitialized threads[]");
+    }
+#endif
     
     cores[core].sleeping = NULL;
     cores[core].running = NULL;