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Date:	Fri,  8 Aug 2014 12:07:42 +0200
From:	Julia Lawall <>
To:	Wolfram Sang <>
	Uwe Kleine-König 
Subject: [PATCH 1/14] i2c: mpc: delete unneeded test before of_node_put

From: Julia Lawall <>

Of_node_put supports NULL as its argument, so the initial test is not

Suggested by Uwe Kleine-König.

The semantic patch that fixes this problem is as follows:

// <smpl>
expression e;

-if (e)
// </smpl>

Signed-off-by: Julia Lawall <>

 drivers/i2c/busses/i2c-mpc.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
index 6a32aa0..0edf630 100644
--- a/drivers/i2c/busses/i2c-mpc.c
+++ b/drivers/i2c/busses/i2c-mpc.c
@@ -341,8 +341,7 @@ static u32 mpc_i2c_get_sec_cfg_8xxx(void)
-	if (node)
-		of_node_put(node);
+	of_node_put(node);
 	return val;

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