linux-kernel - [PATCH 5/8] misc: eeprom: max6875: clean up max6875

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Date:	Mon, 27 Jul 2015 00:18:50 +0300
From:	Vladimir Zapolskiy <vz@...ia.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH 5/8] misc: eeprom: max6875: clean up max6875_read()

The change removes redundant sysfs binary file boundary check, since
this task is already done on caller side in fs/sysfs/file.c

Signed-off-by: Vladimir Zapolskiy <vz@...ia.com>
---
 drivers/misc/eeprom/max6875.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/misc/eeprom/max6875.c b/drivers/misc/eeprom/max6875.c
index 580ff9d..9aa4332 100644
--- a/drivers/misc/eeprom/max6875.c
+++ b/drivers/misc/eeprom/max6875.c
@@ -114,12 +114,6 @@ static ssize_t max6875_read(struct file *filp, struct kobject *kobj,
 	struct max6875_data *data = i2c_get_clientdata(client);
 	int slice, max_slice;
 
-	if (off > USER_EEPROM_SIZE)
-		return 0;
-
-	if (off + count > USER_EEPROM_SIZE)
-		count = USER_EEPROM_SIZE - off;
-
 	/* refresh slices which contain requested bytes */
 	max_slice = (off + count - 1) >> SLICE_BITS;
 	for (slice = (off >> SLICE_BITS); slice <= max_slice; slice++)
-- 
2.1.4

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