[media] cx24117: remove dead code in always 'false' if statement

At this point of the execution in the function cx24117_attach()
demod cannot be '0'. In that case the function returns earlier
with an error value ('NULL'). Remove the if statement.

This error has been reported by scan.coverity.com

Signed-off-by: Andi Shyti <andi@etezian.org>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/dvb-frontends/cx24117.c

@@ -1200,12 +1200,6 @@ struct dvb_frontend *cx24117_attach(const struct cx24117_config *config,
 	state->demod = demod - 1;
 	state->priv = priv;
 
-	/* test i2c bus for ack */
-	if (demod == 0) {
-		if (cx24117_readreg(state, 0x00) < 0)
-			goto error3;
-	}
-
 	dev_info(&state->priv->i2c->dev,
 		"%s: Attaching frontend %d\n",
 		KBUILD_MODNAME, state->demod);
@@ -1216,8 +1210,6 @@ struct dvb_frontend *cx24117_attach(const struct cx24117_config *config,
 	state->frontend.demodulator_priv = state;
 	return &state->frontend;
 
-error3:
-	kfree(state);
 error2:
 	cx24117_release_priv(priv);
 error1: