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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 7bf38c41808..550853f79ae 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)
int i2c_attach_client(struct i2c_client *client)
{
struct i2c_adapter *adapter = client->adapter;
- int res = 0;
+ int res;
+
+ /* Check for address business */
+ res = i2c_check_addr(adapter, client->addr);
+ if (res)
+ return res;
client->dev.parent = &client->adapter->dev;
client->dev.bus = &i2c_bus_type;
@@ -1451,9 +1456,11 @@ i2c_new_probed_device(struct i2c_adapter *adap,
if ((addr_list[i] & ~0x07) == 0x30
|| (addr_list[i] & ~0x0f) == 0x50
|| !i2c_check_functionality(adap, I2C_FUNC_SMBUS_QUICK)) {
+ union i2c_smbus_data data;
+
if (i2c_smbus_xfer(adap, addr_list[i], 0,
I2C_SMBUS_READ, 0,
- I2C_SMBUS_BYTE, NULL) >= 0)
+ I2C_SMBUS_BYTE, &data) >= 0)
break;
} else {
if (i2c_smbus_xfer(adap, addr_list[i], 0,