[tip:locking/urgent] tools/liblockdep: Correct macro for WARN

Commit-ID: 62b989de598c486df65a14dfd9bb4a9953c75568
Gitweb: http://git.kernel.org/tip/62b989de598c486df65a14dfd9bb4a9953c75568
Author: Sasha Levin <sasha.levin@oracle.com>
AuthorDate: Tue, 25 Aug 2015 01:19:44 -0400
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Tue, 25 Aug 2015 09:44:22 +0200

tools/liblockdep: Correct macro for WARN

As Peter Zijlstra pointed out, the varargs for WARN() are
optional, so we need to correctly handle the case where they
don't exist.

This would cause a compilation error.

Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1440479985-6696-2-git-send-email-sasha.levin@oracle.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
tools/lib/lockdep/uinclude/linux/kernel.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/lib/lockdep/uinclude/linux/kernel.h b/tools/lib/lockdep/uinclude/linux/kernel.h
index cd2cc59..276c7a8 100644
--- a/tools/lib/lockdep/uinclude/linux/kernel.h
+++ b/tools/lib/lockdep/uinclude/linux/kernel.h
@@ -23,7 +23,7 @@
#define WARN_ON(x) (x)
#define WARN_ON_ONCE(x) (x)
#define likely(x) (x)
-#define WARN(x, y, z) (x)
+#define WARN(x, y...) (x)
#define uninitialized_var(x) x
#define __init
#define noinline
--
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