linux-kernel - [PATCH 06/21] eeprom: at24: drop redundant variable in at24

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Message-Id: <20180319091721.18193-7-brgl@bgdev.pl>
Date:   Mon, 19 Mar 2018 10:17:06 +0100
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
        Bartosz Golaszewski <brgl@...ev.pl>
Subject: [PATCH 06/21] eeprom: at24: drop redundant variable in at24_read()

We can reuse ret instead of defining a loop-local status variable.

Signed-off-by: Bartosz Golaszewski <brgl@...ev.pl>
---
 drivers/misc/eeprom/at24.c | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c
index d1ad73d94fa8..ff7eb8e382c2 100644
--- a/drivers/misc/eeprom/at24.c
+++ b/drivers/misc/eeprom/at24.c
@@ -392,17 +392,15 @@ static int at24_read(void *priv, unsigned int off, void *val, size_t count)
 	mutex_lock(&at24->lock);
 
 	while (count) {
-		int	status;
-
-		status = at24_regmap_read(at24, buf, off, count);
-		if (status < 0) {
+		ret = at24_regmap_read(at24, buf, off, count);
+		if (ret < 0) {
 			mutex_unlock(&at24->lock);
 			pm_runtime_put(dev);
-			return status;
+			return ret;
 		}
-		buf += status;
-		off += status;
-		count -= status;
+		buf += ret;
+		off += ret;
+		count -= ret;
 	}
 
 	mutex_unlock(&at24->lock);
-- 
2.16.1