[PATCH] DWC Ethernet QoS: Delete an unnecessary check before the function call "of_node_put"

SF Markus Elfring
2015-11-06T07:15:47Z

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 6 Nov 2015 08:00:22 +0100

The of_node_put() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/net/ethernet/synopsys/dwc_eth_qos.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/synopsys/dwc_eth_qos.c b/drivers/net/ethernet/synopsys/dwc_eth_qos.c
index 85b3326..9066d7a 100644
--- a/drivers/net/ethernet/synopsys/dwc_eth_qos.c
+++ b/drivers/net/ethernet/synopsys/dwc_eth_qos.c
@@ -2970,8 +2970,7 @@ err_out_unregister_netdev:
err_out_clk_dis_aper:
clk_disable_unprepare(lp->apb_pclk);
err_out_free_netdev:
- if (lp->phy_node)
- of_node_put(lp->phy_node);
+ of_node_put(lp->phy_node);
free_netdev(ndev);
platform_set_drvdata(pdev, NULL);
return ret;
--
2.6.2