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authorAndrew Morton <akpm@linux-foundation.org>2007-12-12 21:43:57 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 19:03:43 -0200
commit18ff605a18b29ab1b52d31f96e2ecbaf7a042a3e (patch)
tree83b88422532cb7c9ac254db856902bbc46b9838f
parent6594ad829a98d5a9fe720d8d182a4e50fc81953a (diff)
V4L/DVB (6818): git-dvb: drivers/media/dvb/frontends/zl10353.c: avoid 64-bit divide
Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Acked-by: Chris Pascoe <c.pascoe@itee.uq.edu.au> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
-rw-r--r--drivers/media/dvb/frontends/zl10353.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/media/dvb/frontends/zl10353.c b/drivers/media/dvb/frontends/zl10353.c
index 091fbcced00..e874ec8df60 100644
--- a/drivers/media/dvb/frontends/zl10353.c
+++ b/drivers/media/dvb/frontends/zl10353.c
@@ -144,7 +144,8 @@ static void zl10353_calc_nominal_rate(struct dvb_frontend *fe,
break;
}
- value = (bw * (u64)10 * (1 << 23) / 7 * 125 + adc_clock / 2);
+ value = (u64)10 * (1 << 23) / 7 * 125;
+ value = (bw * value) + adc_clock / 2;
do_div(value, adc_clock);
*nominal_rate = value;