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Subject: media: tc358746: Use the correct div_ function
Author:  Ricardo Ribalda <riba...@chromium.org>
Date:    Mon Apr 29 16:05:01 2024 +0100

fin does not fit in 32 bits in some arches.

Found by cocci:
drivers/media/i2c/tc358746.c:847:2-8: WARNING: do_div() does a 64-by-32 
division, please consider using div64_ul instead.

Link: 
https://lore.kernel.org/linux-media/20240429-fix-cocci-v3-22-3c4865f5a...@chromium.org
Signed-off-by: Ricardo Ribalda <riba...@chromium.org>
Signed-off-by: Mauro Carvalho Chehab <mche...@kernel.org>

 drivers/media/i2c/tc358746.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

---

diff --git a/drivers/media/i2c/tc358746.c b/drivers/media/i2c/tc358746.c
index d676adc4401b..edf79107adc5 100644
--- a/drivers/media/i2c/tc358746.c
+++ b/drivers/media/i2c/tc358746.c
@@ -844,8 +844,7 @@ static unsigned long tc358746_find_pll_settings(struct 
tc358746 *tc358746,
                        continue;
 
                tmp = fout * postdiv;
-               do_div(tmp, fin);
-               mul = tmp;
+               mul = div64_ul(tmp, fin);
                if (mul > 511)
                        continue;
 

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