V4L/DVB (8906): v4l-dvb: fix assorted sparse warnings

Fix sparse warnings. None are serious, but cutting down on these helps find
future serious sparse warnings/errors.

Redid the av7710.c patch based on a suggestion by Oliver Endriss.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/media/dvb/frontends/sp887x.c b/drivers/media/dvb/frontends/sp887x.c
index 4543609e1816..559509ab4dab 100644
--- a/drivers/media/dvb/frontends/sp887x.c
+++ b/drivers/media/dvb/frontends/sp887x.c
@@ -337,7 +337,8 @@ static int sp887x_setup_frontend_parameters (struct dvb_frontend* fe,
                                              struct dvb_frontend_parameters *p)
 {
         struct sp887x_state* state = fe->demodulator_priv;
-        int actual_freq, err;
+        unsigned actual_freq;
+        int err;
         u16 val, reg0xc05;
 
         if (p->u.ofdm.bandwidth != BANDWIDTH_8_MHZ &&