Re: [PATCH] ftrace:fix check for return value of register_module_notifier

[Ming Lei <tom.leiming@gmail.com>]

This patch fixes another check in event_trace_init.
Thanks.

>From 121f44b1658c137b8404756fdbd97dcf1d0c58f9 Mon Sep 17 00:00:00 2001
From: Ming Lei <tom.leiming@gmail.com>
Date: Mon, 18 May 2009 23:04:46 +0800
Subject: [PATCH] ftrace:fix check for return value of register_module_notifier in event_trace_init

return zero should be correct, so fix it.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Reported-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
---
 kernel/trace/trace_events.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 0eec0c5..9e91c4a 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -1174,7 +1174,7 @@ static __init int event_trace_init(void)
 	}
 
 	ret = register_module_notifier(&trace_module_nb);
-	if (!ret)
+	if (ret)
 		pr_warning("Failed to register trace events module notifier\n");
 
 	return 0;
-- 
1.6.0.GIT


-- 
Lei Ming