From 2d6f45b802af7a15a0e455bcfad4009aa5e7b66b Mon Sep 17 00:00:00 2001
From: Konstantin Khlebnikov <koct9i@gmail.com>
Date: Thu, 17 Mar 2016 14:22:08 -0700
Subject: radix-tree tests: add regression3 test

After calling radix_tree_iter_retry(), 'slot' will be set to NULL.  This
can cause radix_tree_next_slot() to dereference the NULL pointer.  Add
Konstantin Khlebnikov's test to the regression framework.

Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Reported-by: Konstantin Khlebnikov <koct9i@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 tools/testing/radix-tree/linux/kernel.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'tools/testing/radix-tree/linux/kernel.h')

diff --git a/tools/testing/radix-tree/linux/kernel.h b/tools/testing/radix-tree/linux/kernel.h
index 27d5fe41515a..ae013b0160ac 100644
--- a/tools/testing/radix-tree/linux/kernel.h
+++ b/tools/testing/radix-tree/linux/kernel.h
@@ -13,6 +13,7 @@
 
 #define BUG_ON(expr)	assert(!(expr))
 #define __init
+#define __must_check
 #define panic(expr)
 #define printk printf
 #define __force
-- 
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