linux-kernel - [PATCH 07/12] wifi: ath5k: Use max() to improve code

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Message-Id: <20250709022210.304030-8-rongqianfeng@vivo.com>
Date: Wed,  9 Jul 2025 10:21:35 +0800
From: Qianfeng Rong <rongqianfeng@...o.com>
To: Jiri Slaby <jirislaby@...nel.org>,
	Nick Kossifidis <mickflemm@...il.com>,
	Luis Chamberlain <mcgrof@...nel.org>,
	linux-wireless@...r.kernel.org (open list:ATHEROS ATH5K WIRELESS DRIVER),
	linux-kernel@...r.kernel.org (open list)
Cc: Qianfeng Rong <rongqianfeng@...o.com>
Subject: [PATCH 07/12] wifi: ath5k: Use max() to improve code

Use max() to reduce the code and improve its readability.

Signed-off-by: Qianfeng Rong <rongqianfeng@...o.com>
---
 drivers/net/wireless/ath/ath5k/phy.c | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
index 4825f9cb9cb8..b76772396590 100644
--- a/drivers/net/wireless/ath/ath5k/phy.c
+++ b/drivers/net/wireless/ath/ath5k/phy.c
@@ -3116,10 +3116,7 @@ ath5k_combine_pwr_to_pdadc_curves(struct ath5k_hw *ah,
 							pd_gain_overlap;
 
 		/* Force each power step to be at least 0.5 dB */
-		if ((pdadc_tmp[1] - pdadc_tmp[0]) > 1)
-			pwr_step = pdadc_tmp[1] - pdadc_tmp[0];
-		else
-			pwr_step = 1;
+		pwr_step = max(pdadc_tmp[1] - pdadc_tmp[0], 1);
 
 		/* If pdadc_0 is negative, we need to extrapolate
 		 * below this pdgain by a number of pwr_steps */
@@ -3144,11 +3141,8 @@ ath5k_combine_pwr_to_pdadc_curves(struct ath5k_hw *ah,
 			continue;
 
 		/* Force each power step to be at least 0.5 dB */
-		if ((pdadc_tmp[table_size - 1] - pdadc_tmp[table_size - 2]) > 1)
-			pwr_step = pdadc_tmp[table_size - 1] -
-						pdadc_tmp[table_size - 2];
-		else
-			pwr_step = 1;
+		pwr_step = max(pdadc_tmp[table_size - 1] -
+			       pdadc_tmp[table_size - 2], 1);
 
 		/* Extrapolate above */
 		while ((pdadc_0 < (s16) pdadc_n) &&
-- 
2.34.1