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>
git-mirror · Jan 25, 2008 · 18ff605 · 18ff605
1 parent 6594ad8
commit 18ff605
Showing 1 changed file with 2 additions and 1 deletion.
diff --git 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;