diff options
Diffstat (limited to 'drivers/media/usb/hdpvr/hdpvr-i2c.c')
| -rw-r--r-- | drivers/media/usb/hdpvr/hdpvr-i2c.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/usb/hdpvr/hdpvr-i2c.c b/drivers/media/usb/hdpvr/hdpvr-i2c.c index 070559b01b01..54956a8ff15e 100644 --- a/drivers/media/usb/hdpvr/hdpvr-i2c.c +++ b/drivers/media/usb/hdpvr/hdpvr-i2c.c @@ -165,10 +165,16 @@ static const struct i2c_algorithm hdpvr_algo = { .functionality = hdpvr_functionality, }; +/* prevent invalid 0-length usb_control_msg */ +static const struct i2c_adapter_quirks hdpvr_quirks = { + .flags = I2C_AQ_NO_ZERO_LEN_READ, +}; + static const struct i2c_adapter hdpvr_i2c_adapter_template = { .name = "Hauppauge HD PVR I2C", .owner = THIS_MODULE, .algo = &hdpvr_algo, + .quirks = &hdpvr_quirks, }; static int hdpvr_activate_ir(struct hdpvr_device *dev) |