linux-kernel - [PATCH v2 2/5] kbuild: Fix <linux/version.h> for empty SUBLEVEL or PATCHLEVEL

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Date:	Thu,  9 Jun 2011 16:57:25 +0200
From:	Michal Marek <mmarek@...e.cz>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 2/5] kbuild: Fix <linux/version.h> for empty SUBLEVEL or PATCHLEVEL

expr treats all numbers as decimals, so prepending a zero is safe. Note
that the KERNEL_VERSION() macro still takes three arguments, 3.0 has to be
written as KERNEL_VERSION(3,0,0).

Signed-off-by: Michal Marek <mmarek@...e.cz>
---
 Makefile |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/Makefile b/Makefile
index 4fe9075..60d4a67 100644
--- a/Makefile
+++ b/Makefile
@@ -1005,7 +1005,7 @@ endef
 
 define filechk_version.h
 	(echo \#define LINUX_VERSION_CODE $(shell                             \
-	expr $(VERSION) \* 65536 + $(PATCHLEVEL) \* 256 + $(SUBLEVEL));     \
+	expr $(VERSION) \* 65536 + 0$(PATCHLEVEL) \* 256 + 0$(SUBLEVEL));    \
 	echo '#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))';)
 endef
 
-- 
1.7.4.2

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