[PATCH v3 21/26] media: i2c: st-mipid02: Use the correct div function
Ricardo Ribalda
ribalda at chromium.org
Mon Apr 29 08:05:00 PDT 2024
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 at foss.st.com>
Reviewed-by: Sakari Ailus <sakari.ailus at linux.intel.com>
Signed-off-by: Ricardo Ribalda <ribalda at 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..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
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