1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/media/dvb/frontends/ds3000.c b/drivers/media/dvb/frontends/ds3000.c
index cff3535566fe..78001e8bcdb7 100644
--- a/drivers/media/dvb/frontends/ds3000.c
+++ b/drivers/media/dvb/frontends/ds3000.c
@@ -719,7 +719,7 @@ static int ds3000_read_snr(struct dvb_frontend *fe, u16 *snr)
                                 (ds3000_readreg(state, 0x8d) << 4);
                 dvbs2_signal_reading = ds3000_readreg(state, 0x8e);
                 tmp = dvbs2_signal_reading * dvbs2_signal_reading >> 1;
-                if (dvbs2_signal_reading == 0) {
+                if (tmp == 0) {
                         *snr = 0x0000;
                         return 0;
                 }