V4L/DVB (8493): mt20xx: test below 0 on unsigned lo1a and lo2a

lo1a and lo2a are unsigned ints so these tests won't work.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/media/common/tuners/mt20xx.c b/drivers/media/common/tuners/mt20xx.c
index fbcb28233737..35b763a16d53 100644
--- a/drivers/media/common/tuners/mt20xx.c
+++ b/drivers/media/common/tuners/mt20xx.c
@@ -148,7 +148,8 @@ static int mt2032_compute_freq(struct dvb_frontend *fe,
         tuner_dbg("mt2032: rfin=%d lo2=%d lo2n=%d lo2a=%d num=%d lo2freq=%d\n",
                   rfin,lo2,lo2n,lo2a,lo2num,lo2freq);
 
-        if(lo1a<0 || lo1a>7 || lo1n<17 ||lo1n>48 || lo2a<0 ||lo2a >7 ||lo2n<17 || lo2n>30) {
+        if (lo1a > 7 || lo1n < 17 || lo1n > 48 || lo2a > 7 || lo2n < 17 ||
+                        lo2n > 30) {
                 tuner_info("mt2032: frequency parameters out of range: %d %d %d %d\n",
                            lo1a, lo1n, lo2a,lo2n);
                 return(-1);