From: Julia Lawall <[email protected]>

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

Suggested by Uwe Kleine-König.

The semantic patch that fixes this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression e;
@@

-if (e)
   of_node_put(e);
// </smpl>

Signed-off-by: Julia Lawall <[email protected]>

---
 drivers/net/ethernet/xilinx/xilinx_axienet_main.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c 
b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index 7b0a735..30e8608 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -1630,8 +1630,7 @@ static int axienet_of_remove(struct platform_device *op)
        axienet_mdio_teardown(lp);
        unregister_netdev(ndev);
 
-       if (lp->phy_node)
-               of_node_put(lp->phy_node);
+       of_node_put(lp->phy_node);
        lp->phy_node = NULL;
 
        iounmap(lp->regs);

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