netdev - [PATCH net-next] ath10k: Remove useless test before clk_disable

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Date:   Wed, 16 May 2018 18:54:54 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <kvalo@....qualcomm.com>, <davem@...emloft.net>
CC:     <netdev@...r.kernel.org>, <linux-wireless@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH net-next] ath10k: Remove useless test before clk_disable_unprepare

clk_disable_unprepare() already checks that the clock pointer is valid.
No need to test it before calling it.

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/net/wireless/ath/ath10k/ahb.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/net/wireless/ath/ath10k/ahb.c b/drivers/net/wireless/ath/ath10k/ahb.c
index 35d1049..fa39fff 100644
--- a/drivers/net/wireless/ath/ath10k/ahb.c
+++ b/drivers/net/wireless/ath/ath10k/ahb.c
@@ -180,14 +180,11 @@ static void ath10k_ahb_clock_disable(struct ath10k *ar)
 {
 	struct ath10k_ahb *ar_ahb = ath10k_ahb_priv(ar);
 
-	if (!IS_ERR_OR_NULL(ar_ahb->cmd_clk))
-		clk_disable_unprepare(ar_ahb->cmd_clk);
+	clk_disable_unprepare(ar_ahb->cmd_clk);
 
-	if (!IS_ERR_OR_NULL(ar_ahb->ref_clk))
-		clk_disable_unprepare(ar_ahb->ref_clk);
+	clk_disable_unprepare(ar_ahb->ref_clk);
 
-	if (!IS_ERR_OR_NULL(ar_ahb->rtc_clk))
-		clk_disable_unprepare(ar_ahb->rtc_clk);
+	clk_disable_unprepare(ar_ahb->rtc_clk);
 }
 
 static int ath10k_ahb_rst_ctrl_init(struct ath10k *ar)
-- 
2.7.0