Since commit 1eace8344c02 ("i2c: add param sanity check to i2c_transfer()"), the I2C core does this check now. We can remove it from drivers. Signed-off-by: Wolfram Sang <wsa@xxxxxxxxxxxxx> --- Only build tested. drivers/media/usb/cx231xx/cx231xx-i2c.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/media/usb/cx231xx/cx231xx-i2c.c b/drivers/media/usb/cx231xx/cx231xx-i2c.c index 6e1bef2a45bb..15a91169e749 100644 --- a/drivers/media/usb/cx231xx/cx231xx-i2c.c +++ b/drivers/media/usb/cx231xx/cx231xx-i2c.c @@ -376,8 +376,6 @@ static int cx231xx_i2c_xfer(struct i2c_adapter *i2c_adap, struct cx231xx *dev = bus->dev; int addr, rc, i, byte; - if (num <= 0) - return 0; mutex_lock(&dev->i2c_lock); for (i = 0; i < num; i++) { -- 2.11.0