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* [patch 1/2] [media] stv0367: signedness bug in stv0367_get_tuner_freq()
@ 2011-03-06 13:40 Dan Carpenter
  0 siblings, 0 replies; only message in thread
From: Dan Carpenter @ 2011-03-06 13:40 UTC (permalink / raw)
  To: Mauro Carvalho Chehab; +Cc: Igor M. Liplianin, linux-media, kernel-janitors

We use err to store negative error codes so it should be signed.  And
if we return an error from stv0367_get_tuner_freq() that needs to be
handled properly as well.  (param->frequency is a u32).

Signed-off-by: Dan Carpenter <error27@gmail.com>

diff --git a/drivers/media/dvb/frontends/stv0367.c b/drivers/media/dvb/frontends/stv0367.c
index eecdf23..7117ce9 100644
--- a/drivers/media/dvb/frontends/stv0367.c
+++ b/drivers/media/dvb/frontends/stv0367.c
@@ -913,7 +913,7 @@ static u32 stv0367_get_tuner_freq(struct dvb_frontend *fe)
 	struct dvb_frontend_ops	*frontend_ops = NULL;
 	struct dvb_tuner_ops	*tuner_ops = NULL;
 	u32 freq = 0;
-	u32 err = 0;
+	int err = 0;
 
 	dprintk("%s:\n", __func__);
 
diff --git a/drivers/media/dvb/frontends/stv0367.c b/drivers/media/dvb/frontends/stv0367.c
index ec9de40..1304618 100644
--- a/drivers/media/dvb/frontends/stv0367.c
+++ b/drivers/media/dvb/frontends/stv0367.c
@@ -1940,7 +1940,7 @@ static int stv0367ter_get_frontend(struct dvb_frontend *fe,
 	int constell = 0,/* snr = 0,*/ Data = 0;
 
 	param->frequency = stv0367_get_tuner_freq(fe);
-	if (param->frequency < 0)
+	if ((int)param->frequency < 0)
 		param->frequency = c->frequency;
 
 	constell = stv0367_readbits(state, F367TER_TPS_CONST);

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2011-03-06 13:40 [patch 1/2] [media] stv0367: signedness bug in stv0367_get_tuner_freq() Dan Carpenter

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