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Message-ID: <20090518231115.1cd598a2@linux-lm>
Date: Mon, 18 May 2009 23:11:15 +0800
From: Ming Lei <tom.leiming@...il.com>
To: Frederic Weisbecker <fweisbec@...il.com>
Cc: Li Zefan <lizf@...fujitsu.com>, rostedt@...dmis.org,
linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
mingo@...e.hu
Subject: Re: [PATCH] ftrace:fix check for return value of
register_module_notifier
This patch fixes another check in event_trace_init.
Thanks.
>From 121f44b1658c137b8404756fdbd97dcf1d0c58f9 Mon Sep 17 00:00:00 2001
From: Ming Lei <tom.leiming@...il.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@...il.com>
Reported-by: Li Zefan <lizf@...fujitsu.com>
Acked-by: Frederic Weisbecker <fweisbec@...il.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
--
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