[PATCH net-next] net: ethernet: fec: remove redundant null check before clk_disable_unprepare()

[Zhang Changzhong]

Because clk_prepare_enable() and clk_disable_unprepare() already checked
NULL clock parameter, so the additional checks are unnecessary, just
remove them.

Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzh...@huawei.com>
---
 drivers/net/ethernet/freescale/fec_main.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/freescale/fec_main.c 
b/drivers/net/ethernet/freescale/fec_main.c
index fb37816..c043afb 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -1960,8 +1960,7 @@ static int fec_enet_clk_enable(struct net_device *ndev, 
bool enable)
                mutex_unlock(&fep->ptp_clk_mutex);
        }
 failed_clk_ptp:
-       if (fep->clk_enet_out)
-               clk_disable_unprepare(fep->clk_enet_out);
+       clk_disable_unprepare(fep->clk_enet_out);
 
        return ret;
 }
-- 
2.9.5