linux-kernel - [PATCH] ftrace: enable format arguments checking

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Message-ID: <494CB7A2.1070603@cn.fujitsu.com>
Date:	Sat, 20 Dec 2008 17:15:14 +0800
From:	Lai Jiangshan <laijs@...fujitsu.com>
To:	Steven Rostedt <rostedt@...dmis.org>, Ingo Molnar <mingo@...e.hu>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH] ftrace: enable format arguments checking


format arguments checking for ftrace_printk() is __printf(1, 2),
not __printf(1, 0).

Signed-off-by: Lai Jiangshan <laijs@...fujitsu.com>
---
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 9c5bc6b..0c71788 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -210,7 +210,7 @@ extern void ftrace_dump(void);
 static inline void
 ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3) { }
 static inline int
-ftrace_printk(const char *fmt, ...) __attribute__ ((format (printf, 1, 0)));
+ftrace_printk(const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
 
 static inline int
 ftrace_printk(const char *fmt, ...)


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