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authorMichael Krufky <mkrufky@kernellabs.com>2011-04-16 20:22:10 +0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-04-19 18:30:33 +0400
commitf78028b68f01925b826979627a2498111ea11bed (patch)
treee05dd0f6aa86f99442268aa0825f0925c82d64fb
parent2578dfb7f767076baf04eaf5fbf35a75afb9a1a7 (diff)
downloadlinux-f78028b68f01925b826979627a2498111ea11bed.tar.xz
[media] tda18271: fix calculation bug in tda18271_rf_tracking_filters_init
Misplaced parenthesis cause a calculation bug in tda18271_rf_tracking_filters_init Thanks to Stefan Sibiga for pointing this out. Cc: Stefan Sibiga <stefansibiga@yahoo.ca> Signed-off-by: Michael Krufky <mkrufky@kernellabs.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r--drivers/media/common/tuners/tda18271-fe.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/media/common/tuners/tda18271-fe.c b/drivers/media/common/tuners/tda18271-fe.c
index 9ad4454a148d..42105d1c8613 100644
--- a/drivers/media/common/tuners/tda18271-fe.c
+++ b/drivers/media/common/tuners/tda18271-fe.c
@@ -616,15 +616,15 @@ static int tda18271_rf_tracking_filters_init(struct dvb_frontend *fe, u32 freq)
map[i].rf1 = rf_freq[RF1] / 1000;
break;
case RF2:
- dividend = (s32)(prog_cal[RF2] - prog_tab[RF2]) -
- (s32)(prog_cal[RF1] + prog_tab[RF1]);
+ dividend = (s32)(prog_cal[RF2] - prog_tab[RF2] -
+ prog_cal[RF1] + prog_tab[RF1]);
divisor = (s32)(rf_freq[RF2] - rf_freq[RF1]) / 1000;
map[i].rf_a1 = (dividend / divisor);
map[i].rf2 = rf_freq[RF2] / 1000;
break;
case RF3:
- dividend = (s32)(prog_cal[RF3] - prog_tab[RF3]) -
- (s32)(prog_cal[RF2] + prog_tab[RF2]);
+ dividend = (s32)(prog_cal[RF3] - prog_tab[RF3] -
+ prog_cal[RF2] + prog_tab[RF2]);
divisor = (s32)(rf_freq[RF3] - rf_freq[RF2]) / 1000;
map[i].rf_a2 = (dividend / divisor);
map[i].rf_b2 = (s32)(prog_cal[RF2] - prog_tab[RF2]);