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| author | Heiner Kallweit <hkallweit1@gmail.com> | 2021-05-24 23:10:47 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-27 15:49:39 +0300 |
| commit | 64bf274711c0ba973bb1907fd5119c0d06255e37 (patch) | |
| tree | 624da1198405a50c3523fc8555b85ba34e4a92e1 /drivers/misc/eeprom | |
| parent | 7abdadfcf19a385b6f8ffea75457074240a9536f (diff) | |
| download | linux-64bf274711c0ba973bb1907fd5119c0d06255e37.tar.xz | |
eeprom: ee1004: Remove not needed check in ee1004_eeprom_read
i2c_smbus_read_i2c_block_data_or_emulated() checks its length argument,
so we don't have to do it. In addition remove the unlikely hint from
the checks, we do i2c reads and therefore are in a slow path.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://lore.kernel.org/r/eb2a8bff-43ec-c763-a417-9d741e6f0034@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/eeprom')
| -rw-r--r-- | drivers/misc/eeprom/ee1004.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/misc/eeprom/ee1004.c b/drivers/misc/eeprom/ee1004.c index 6aff333ff049..2824dba76858 100644 --- a/drivers/misc/eeprom/ee1004.c +++ b/drivers/misc/eeprom/ee1004.c @@ -76,10 +76,8 @@ static ssize_t ee1004_eeprom_read(struct i2c_client *client, char *buf, { int status; - if (count > I2C_SMBUS_BLOCK_MAX) - count = I2C_SMBUS_BLOCK_MAX; /* Can't cross page boundaries */ - if (unlikely(offset + count > EE1004_PAGE_SIZE)) + if (offset + count > EE1004_PAGE_SIZE) count = EE1004_PAGE_SIZE - offset; status = i2c_smbus_read_i2c_block_data_or_emulated(client, offset, |