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. Reviewed-by: Benjamin Mugnier <benjamin.mugnier@xxxxxxxxxxx> Reviewed-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx> Signed-off-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx> --- 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..b947a55281f0 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_u64(ui_4, link_freq); bridge->r.clk_lane_reg1 |= ui_4 << 2; return 0; -- 2.44.0.769.g3c40516874-goog
