linux-kernel - [patch] tracing: remove unneeded NULL check

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Message-ID: <20141122183012.GB6994@mwanda>
Date:	Sat, 22 Nov 2014 21:30:12 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: [patch] tracing: remove unneeded NULL check

We checked "iter->trace" earlier so there is no need to check here.

Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 9ddd6aa..52fbbc5 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -3019,7 +3019,7 @@ __tracing_open(struct inode *inode, struct file *file, bool snapshot)
 	mutex_init(&iter->mutex);
 
 	/* Notify the tracer early; before we stop tracing. */
-	if (iter->trace && iter->trace->open)
+	if (iter->trace->open)
 		iter->trace->open(iter);
 
 	/* Annotate start of buffers if we had overruns */
--
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