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path: root/drivers/i2c/chips/eeprom.c
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Diffstat (limited to 'drivers/i2c/chips/eeprom.c')
-rw-r--r--drivers/i2c/chips/eeprom.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/i2c/chips/eeprom.c b/drivers/i2c/chips/eeprom.c
index d58403a47908..4baf573fa04f 100644
--- a/drivers/i2c/chips/eeprom.c
+++ b/drivers/i2c/chips/eeprom.c
@@ -88,8 +88,8 @@ static void eeprom_update_client(struct i2c_client *client, u8 slice)
88 dev_dbg(&client->dev, "Starting eeprom update, slice %u\n", slice); 88 dev_dbg(&client->dev, "Starting eeprom update, slice %u\n", slice);
89 89
90 if (i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_READ_I2C_BLOCK)) { 90 if (i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_READ_I2C_BLOCK)) {
91 for (i = slice << 5; i < (slice + 1) << 5; i += I2C_SMBUS_I2C_BLOCK_MAX) 91 for (i = slice << 5; i < (slice + 1) << 5; i += I2C_SMBUS_BLOCK_MAX)
92 if (i2c_smbus_read_i2c_block_data(client, i, data->data + i) != I2C_SMBUS_I2C_BLOCK_MAX) 92 if (i2c_smbus_read_i2c_block_data(client, i, data->data + i) != I2C_SMBUS_BLOCK_MAX)
93 goto exit; 93 goto exit;
94 } else { 94 } else {
95 if (i2c_smbus_write_byte(client, slice << 5)) { 95 if (i2c_smbus_write_byte(client, slice << 5)) {
@@ -155,7 +155,7 @@ static int eeprom_attach_adapter(struct i2c_adapter *adapter)
155} 155}
156 156
157/* This function is called by i2c_probe */ 157/* This function is called by i2c_probe */
158int eeprom_detect(struct i2c_adapter *adapter, int address, int kind) 158static int eeprom_detect(struct i2c_adapter *adapter, int address, int kind)
159{ 159{
160 struct i2c_client *new_client; 160 struct i2c_client *new_client;
161 struct eeprom_data *data; 161 struct eeprom_data *data;
@@ -171,11 +171,10 @@ int eeprom_detect(struct i2c_adapter *adapter, int address, int kind)
171 | I2C_FUNC_SMBUS_BYTE)) 171 | I2C_FUNC_SMBUS_BYTE))
172 goto exit; 172 goto exit;
173 173
174 if (!(data = kmalloc(sizeof(struct eeprom_data), GFP_KERNEL))) { 174 if (!(data = kzalloc(sizeof(struct eeprom_data), GFP_KERNEL))) {
175 err = -ENOMEM; 175 err = -ENOMEM;
176 goto exit; 176 goto exit;
177 } 177 }
178 memset(data, 0, sizeof(struct eeprom_data));
179 178
180 new_client = &data->client; 179 new_client = &data->client;
181 memset(data->data, 0xff, EEPROM_SIZE); 180 memset(data->data, 0xff, EEPROM_SIZE);