[PATCH 22/35] media: i2c: st-mipid02: Use the correct div function

Ricardo Ribalda
2024-04-15T19:34:54Z

link_freq does not fit in 32 bits.

Found by cocci:
drivers/media/i2c/st-mipid02.c:329:1-7: WARNING: do_div() does a 64-by-32 division, please consider using div64_s64 instead.

Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
---
drivers/media/i2c/st-mipid02.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/i2c/st-mipid02.c b/drivers/media/i2c/st-mipid02.c
index f250640729ca..93a40bfda1af 100644
--- a/drivers/media/i2c/st-mipid02.c
+++ b/drivers/media/i2c/st-mipid02.c
@@ -326,7 +326,7 @@ static int mipid02_configure_from_rx_speed(struct mipid02_dev *bridge,
}

dev_dbg(&client->dev, "detect link_freq = %lld Hz", link_freq);
- do_div(ui_4, link_freq);
+ ui_4 = div64_s64(ui_4, link_freq);
bridge->r.clk_lane_reg1 |= ui_4 << 2;

return 0;

--
2.44.0.683.g7961c838ac-goog