linux-kernel - Re: [PATCH] mdio: mux: fix device_node

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Message-Id: <20170512.122223.341607427763777325.davem@davemloft.net>
Date:   Fri, 12 May 2017 12:22:23 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     julia.lawall@...6.fr
Cc:     netdev@...r.kernel.org, jon.mason@...adcom.com, andrew@...n.ch,
        f.fainelli@...il.com, kbuild-all@...org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mdio: mux: fix device_node_continue.cocci warnings

From: Julia Lawall <julia.lawall@...6.fr>
Date: Fri, 12 May 2017 22:54:23 +0800 (SGT)

> Device node iterators put the previous value of the index variable, so an
> explicit put causes a double put.
 ...
> @@ -169,7 +169,6 @@ int mdio_mux_init(struct device *dev,
>  		if (r) {
>  			mdiobus_free(cb->mii_bus);
>  			devm_kfree(dev, cb);
> -			of_node_put(child_bus_node);
>  		} else {

I think we're instead simply missing a break; statement here.