diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-robotfuzz-osif.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-robotfuzz-osif.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-robotfuzz-osif.c b/drivers/i2c/busses/i2c-robotfuzz-osif.c index 66dfa211e736..e0a76fb5bc31 100644 --- a/drivers/i2c/busses/i2c-robotfuzz-osif.c +++ b/drivers/i2c/busses/i2c-robotfuzz-osif.c @@ -111,9 +111,14 @@ static u32 osif_func(struct i2c_adapter *adapter) return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; } +/* prevent invalid 0-length usb_control_msg */ +static const struct i2c_adapter_quirks osif_quirks = { + .flags = I2C_AQ_NO_ZERO_LEN_READ, +}; + static const struct i2c_algorithm osif_algorithm = { - .master_xfer = osif_xfer, - .functionality = osif_func, + .xfer = osif_xfer, + .functionality = osif_func, }; #define USB_OSIF_VENDOR_ID 0x1964 @@ -143,6 +148,7 @@ static int osif_probe(struct usb_interface *interface, priv->adapter.owner = THIS_MODULE; priv->adapter.class = I2C_CLASS_HWMON; + priv->adapter.quirks = &osif_quirks; priv->adapter.algo = &osif_algorithm; priv->adapter.algo_data = priv; snprintf(priv->adapter.name, sizeof(priv->adapter.name), |