linux-kernel - [PATCH v1] staging: gpib: hp_82341: Replace manual comparison with min/max macro

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Message-Id: <20250619080822.677662-1-liyuesong@vivo.com>
Date: Thu, 19 Jun 2025 16:07:51 +0800
From: Yuesong Li <liyuesong@...o.com>
To: Dave Penkler <dpenkler@...il.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Michael Rubin <matchstick@...erthere.org>,
	Arnd Bergmann <arnd@...db.de>,
	Yuesong Li <liyuesong@...o.com>,
	Paul Retourné <paul.retourne@...nge.fr>,
	linux-staging@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Cc: opensource.kernel@...o.com
Subject: [PATCH v1] staging: gpib: hp_82341: Replace manual comparison with min/max macro

This improves code readability by using the standard kernel macro 
for min/max value selection while maintaining identical functionality.

Signed-off-by: Yuesong Li <liyuesong@...o.com>
---
 drivers/staging/gpib/hp_82341/hp_82341.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/staging/gpib/hp_82341/hp_82341.c b/drivers/staging/gpib/hp_82341/hp_82341.c
index 1b0822b2a3b8..e5c1997ce7d9 100644
--- a/drivers/staging/gpib/hp_82341/hp_82341.c
+++ b/drivers/staging/gpib/hp_82341/hp_82341.c
@@ -79,10 +79,7 @@ static int hp_82341_accel_read(struct gpib_board *board, u8 *buffer, size_t leng
 		int j;
 		int count;
 
-		if (num_fifo_bytes - i < hp_82341_fifo_size)
-			block_size = num_fifo_bytes - i;
-		else
-			block_size = hp_82341_fifo_size;
+		block_size = min(num_fifo_bytes - i, hp_82341_fifo_size);
 		set_transfer_counter(hp_priv, block_size);
 		outb(ENABLE_TI_BUFFER_BIT | DIRECTION_GPIB_TO_HOST_BIT, hp_priv->iobase[3] +
 		     BUFFER_CONTROL_REG);
@@ -195,10 +192,7 @@ static int hp_82341_accel_write(struct gpib_board *board, u8 *buffer, size_t len
 	for (i = 0; i < fifo_xfer_len;) {
 		int block_size;
 
-		if (fifo_xfer_len - i < hp_82341_fifo_size)
-			block_size = fifo_xfer_len - i;
-		else
-			block_size = hp_82341_fifo_size;
+		block_size = min(fifo_xfer_len - i, hp_82341_fifo_size);
 		set_transfer_counter(hp_priv, block_size);
 		// load data into board's fifo
 		for (j = 0; j < block_size;) {
-- 
2.34.1