next-20241028: gcc-8-defconfig : ERROR: modpost: "__aeabi_uldivmod" [drivers/media/dvb-frontends/cxd2841er.ko] undefined!

[Dan Carpenter]

Arnd, can you take a look at this?

This patch fixes the build, but obviously breaks the kernel so don't apply it.
I don't know how do_div() works or what changed though.  All this code looks
ancient.

regards,
dan carpenter

diff --git a/drivers/media/dvb-frontends/cxd2841er.c b/drivers/media/dvb-frontends/cxd2841er.c
index d925ca24183b..e3131f5c6708 100644
--- a/drivers/media/dvb-frontends/cxd2841er.c
+++ b/drivers/media/dvb-frontends/cxd2841er.c
@@ -314,7 +314,7 @@ static u32 cxd2841er_calc_iffreq_xtal(enum cxd2841er_xtal xtal, u32 ifhz)
 	u64 tmp;
 
 	tmp = (u64) ifhz * 16777216;
-	do_div(tmp, ((xtal == SONY_XTAL_24000) ? 48000000 : 41000000));
+//	do_div(tmp, ((xtal == SONY_XTAL_24000) ? 48000000 : 41000000));
 
 	return (u32) tmp;
 }