As warned by sparse:
drivers/media/i2c/rdacm21.c:348:62: warning: cast truncates bits from
constant value (300a becomes a)
the intention of the code is to get just the lowest 8 bits.
So, instead of using a typecast, use a bit and logic.
Signed-off-by: Mauro Carvalho Chehab <mchehab+hua...@kernel.org>
---
drivers/media/i2c/rdacm21.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/i2c/rdacm21.c b/drivers/media/i2c/rdacm21.c
index dcc21515e5a4..179d107f494c 100644
--- a/drivers/media/i2c/rdacm21.c
+++ b/drivers/media/i2c/rdacm21.c
@@ -345,7 +345,7 @@ static int ov10640_initialize(struct rdacm21_device *dev)
/* Read OV10640 ID to test communications. */
ov490_write_reg(dev, OV490_SCCB_SLAVE0_DIR, OV490_SCCB_SLAVE_READ);
ov490_write_reg(dev, OV490_SCCB_SLAVE0_ADDR_HIGH, OV10640_CHIP_ID >> 8);
- ov490_write_reg(dev, OV490_SCCB_SLAVE0_ADDR_LOW, (u8)OV10640_CHIP_ID);
+ ov490_write_reg(dev, OV490_SCCB_SLAVE0_ADDR_LOW, OV10640_CHIP_ID &
0xff);
/* Trigger SCCB slave transaction and give it some time to complete. */
ov490_write_reg(dev, OV490_HOST_CMD, OV490_HOST_CMD_TRIGGER);
--
2.30.2
