They are declared once in the public and once in the private headers, prevent
declaring them twice if both headers are used.

Signed-off-by: Sasha Levin <sasha.le...@oracle.com>
---
 tools/lib/lockdep/include/liblockdep/common.h | 3 +++
 tools/lib/lockdep/uinclude/linux/kernel.h     | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/tools/lib/lockdep/include/liblockdep/common.h 
b/tools/lib/lockdep/include/liblockdep/common.h
index a675ef0..1bad66c 100644
--- a/tools/lib/lockdep/include/liblockdep/common.h
+++ b/tools/lib/lockdep/include/liblockdep/common.h
@@ -3,8 +3,11 @@
 
 #include <pthread.h>
 
+#ifndef CALLER_ADDR0
 #define CALLER_ADDR0 (__builtin_return_address(0))
 #define _THIS_IP_ CALLER_ADDR0
+#endif
+
 #define NR_LOCKDEP_CACHING_CLASSES 2
 #define MAX_LOCKDEP_SUBCLASSES 8UL
 
diff --git a/tools/lib/lockdep/uinclude/linux/kernel.h 
b/tools/lib/lockdep/uinclude/linux/kernel.h
index da97ce8..af02ac1 100644
--- a/tools/lib/lockdep/uinclude/linux/kernel.h
+++ b/tools/lib/lockdep/uinclude/linux/kernel.h
@@ -28,7 +28,9 @@
 #define noinline
 #define list_add_tail_rcu list_add_tail
 
+#ifndef CALLER_ADDR0
 #define _THIS_IP_ CALLER_ADDR0
 #define CALLER_ADDR0 ((unsigned long)__builtin_return_address(0))
+#endif
 
 #endif
-- 
1.8.1.2

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