Em Wed, 2 May 2018 23:53:48 +0800 Andy Yeh <[email protected]> escreveu:
> From: Alan Chiang <[email protected]> > > DW9807 is a 10 bit DAC from Dongwoon, designed for linear > control of voice coil motor. > > This driver creates a V4L2 subdevice and > provides control to set the desired focus. > > Signed-off-by: Andy Yeh <[email protected]> > Reviewed-by: Sakari Ailus <[email protected]> > Reviewed-by: Tomasz Figa <[email protected]> > Reviewed-by: Jacopo Mondi <[email protected]> > Acked-by: Rob Herring <[email protected]> This adds a new warning. Thanks, Mauro drivers/media/i2c/dw9807.c: In function 'dw9807_set_dac': drivers/media/i2c/dw9807.c:81:16: warning: unused variable 'retry' [-Wunused-variable] int val, ret, retry = 0; ^ Please either fix or fold the following patch. diff --git a/drivers/media/i2c/dw9807.c b/drivers/media/i2c/dw9807.c index 28ede2b47acf..6ebb98717fb1 100644 --- a/drivers/media/i2c/dw9807.c +++ b/drivers/media/i2c/dw9807.c @@ -78,7 +78,7 @@ static int dw9807_set_dac(struct i2c_client *client, u16 data) const char tx_data[3] = { DW9807_MSB_ADDR, ((data >> 8) & 0x03), (data & 0xff) }; - int val, ret, retry = 0; + int val, ret; /* * According to the datasheet, need to check the bus status before we
