linux-kernel - [PATCH] ftrace:fix check for return value of register_module

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Message-Id: <1242545498-7285-1-git-send-email-tom.leiming@gmail.com>
Date:	Sun, 17 May 2009 15:31:38 +0800
From:	tom.leiming@...il.com
To:	rostedt@...dmis.org
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	mingo@...e.hu, Ming Lei <tom.leiming@...il.com>
Subject: [PATCH] ftrace:fix check for return value of register_module_notifier

From: Ming Lei <tom.leiming@...il.com>

return zero should be correct, so fix it.

Signed-off-by: Ming Lei <tom.leiming@...il.com>
---
 kernel/trace/ftrace.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 5b606f4..140699a 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -2826,7 +2826,7 @@ void __init ftrace_init(void)
 				  __stop_mcount_loc);
 
 	ret = register_module_notifier(&ftrace_module_nb);
-	if (!ret)
+	if (ret)
 		pr_warning("Failed to register trace ftrace module notifier\n");
 
 	return;
-- 
1.6.0.GIT

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