1 files changed, 52 insertions, 0 deletions
diff --git a/debian/patches/0002-ddb-add-db_check_task_address_valid.patch b/debian/patches/0002-ddb-add-db_check_task_address_valid.patch
new file mode 100644
index 0000000..af9fcc2
--- /dev/null
+++ b/debian/patches/0002-ddb-add-db_check_task_address_valid.patch
@@ -0,0 +1,52 @@
+From b13ae86ed0df158d2d4fed826ced5472bf104543 Mon Sep 17 00:00:00 2001
+From: Justus Winter <4winter@informatik.uni-hamburg.de>
+Date: Sat, 13 Sep 2014 01:27:46 +0200
+Subject: [PATCH 2/3] ddb: add db_check_task_address_valid
+
+* ddb/db_task_thread.c (db_check_task_address_valid): New function.
+* ddb/db_task_thread.h (db_check_task_address_valid): New declaration.
+---
+ ddb/db_task_thread.c | 14 ++++++++++++++
+ ddb/db_task_thread.h |  1 +
+ 2 files changed, 15 insertions(+)
+
+diff --git a/ddb/db_task_thread.c b/ddb/db_task_thread.c
+index edab17e..97c81c8 100644
+--- a/ddb/db_task_thread.c
++++ b/ddb/db_task_thread.c
+@@ -135,6 +135,20 @@ db_lookup_thread(target_thread)
+ }
+ 
+ /*
++ * check the address is a valid task address
++ */
++boolean_t
++db_check_task_address_valid(const task_t task)
++{
++	if (db_lookup_task(task) < 0) {
++	    db_printf("Bad task address 0x%x\n", task);
++	    db_flush_lex();
++	    return(FALSE);
++	} else
++	    return(TRUE);
++}
++
++/*
+  * check the address is a valid thread address
+  */
+ boolean_t
+diff --git a/ddb/db_task_thread.h b/ddb/db_task_thread.h
+index cbb3680..18f1957 100644
+--- a/ddb/db_task_thread.h
++++ b/ddb/db_task_thread.h
+@@ -46,6 +46,7 @@ extern thread_t	db_default_thread;		/* default target thread */
+ extern int		db_lookup_task(const task_t);
+ extern int		db_lookup_thread(const thread_t);
+ extern int		db_lookup_task_thread(const task_t, const thread_t);
++extern boolean_t	db_check_task_address_valid(const task_t);
+ extern boolean_t	db_check_thread_address_valid(const thread_t);
+ extern boolean_t	db_get_next_thread(thread_t *, int);
+ extern void		db_init_default_thread(void);
+-- 
+2.1.0
+