diff options
Diffstat (limited to 'drivers/media/video/cx231xx/cx231xx-core.c')
| -rw-r--r-- | drivers/media/video/cx231xx/cx231xx-core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/video/cx231xx/cx231xx-core.c b/drivers/media/video/cx231xx/cx231xx-core.c index d4457f9..39e9878 100644 --- a/drivers/media/video/cx231xx/cx231xx-core.c +++ b/drivers/media/video/cx231xx/cx231xx-core.c @@ -166,6 +166,9 @@ int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus, u8 _i2c_nostop = 0; u8 _i2c_reserve = 0; + if (dev->state & DEV_DISCONNECTED) + return -ENODEV; + /* Get the I2C period, nostop and reserve parameters */ _i2c_period = i2c_bus->i2c_period; _i2c_nostop = i2c_bus->i2c_nostop; |