power: olpc_battery: clean up eeprom read function
The change removes redundant sysfs binary file boundary check while
reading eeprom content from userspace, the check is done on caller
side in fs/sysfs/file.c, if binary attribute size is not zero.
Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
diff --git a/drivers/power/olpc_battery.c b/drivers/power/olpc_battery.c
index a944338..9e29b13 100644
--- a/drivers/power/olpc_battery.c
+++ b/drivers/power/olpc_battery.c
@@ -521,11 +521,6 @@
int ret;
int i;
- if (off >= EEPROM_SIZE)
- return 0;
- if (off + count > EEPROM_SIZE)
- count = EEPROM_SIZE - off;
-
for (i = 0; i < count; i++) {
ec_byte = EEPROM_START + off + i;
ret = olpc_ec_cmd(EC_BAT_EEPROM, &ec_byte, 1, &buf[i], 1);
@@ -545,7 +540,7 @@
.name = "eeprom",
.mode = S_IRUGO,
},
- .size = 0,
+ .size = EEPROM_SIZE,
.read = olpc_bat_eeprom_read,
};