[1/2] stv0367: signedness bug in stv0367_get_tuner_freq()

Message ID 20110306134011.GO3416@bicker (mailing list archive)
State Superseded, archived
Headers

Commit Message

Dan Carpenter March 6, 2011, 1:40 p.m. UTC
  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>

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Patch

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);