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Diffstat (limited to 'drivers/i2c/i2c-core.c')
-rw-r--r--drivers/i2c/i2c-core.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 7bf38c418086..550853f79ae8 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -813,7 +813,12 @@ static int i2c_check_addr(struct i2c_adapter *adapter, int addr)
813int i2c_attach_client(struct i2c_client *client) 813int i2c_attach_client(struct i2c_client *client)
814{ 814{
815 struct i2c_adapter *adapter = client->adapter; 815 struct i2c_adapter *adapter = client->adapter;
816 int res = 0; 816 int res;
817
818 /* Check for address business */
819 res = i2c_check_addr(adapter, client->addr);
820 if (res)
821 return res;
817 822
818 client->dev.parent = &client->adapter->dev; 823 client->dev.parent = &client->adapter->dev;
819 client->dev.bus = &i2c_bus_type; 824 client->dev.bus = &i2c_bus_type;
@@ -1451,9 +1456,11 @@ i2c_new_probed_device(struct i2c_adapter *adap,
1451 if ((addr_list[i] & ~0x07) == 0x30 1456 if ((addr_list[i] & ~0x07) == 0x30
1452 || (addr_list[i] & ~0x0f) == 0x50 1457 || (addr_list[i] & ~0x0f) == 0x50
1453 || !i2c_check_functionality(adap, I2C_FUNC_SMBUS_QUICK)) { 1458 || !i2c_check_functionality(adap, I2C_FUNC_SMBUS_QUICK)) {
1459 union i2c_smbus_data data;
1460
1454 if (i2c_smbus_xfer(adap, addr_list[i], 0, 1461 if (i2c_smbus_xfer(adap, addr_list[i], 0,
1455 I2C_SMBUS_READ, 0, 1462 I2C_SMBUS_READ, 0,
1456 I2C_SMBUS_BYTE, NULL) >= 0) 1463 I2C_SMBUS_BYTE, &data) >= 0)
1457 break; 1464 break;
1458 } else { 1465 } else {
1459 if (i2c_smbus_xfer(adap, addr_list[i], 0, 1466 if (i2c_smbus_xfer(adap, addr_list[i], 0,