--- zzzz-none-000/linux-3.10.107/drivers/media/dvb-frontends/cx22700.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/media/dvb-frontends/cx22700.c	2021-02-04 17:41:59.000000000 +0000
@@ -169,6 +169,9 @@
 
 	cx22700_writereg (state, 0x04, val);
 
+	if (p->code_rate_HP - FEC_1_2 >= sizeof(fec_tab) ||
+	    p->code_rate_LP - FEC_1_2 >= sizeof(fec_tab))
+		return -EINVAL;
 	val = fec_tab[p->code_rate_HP - FEC_1_2] << 3;
 	val |= fec_tab[p->code_rate_LP - FEC_1_2];
 
@@ -188,9 +191,10 @@
 static int cx22700_get_tps(struct cx22700_state *state,
 			   struct dtv_frontend_properties *p)
 {
-	static const fe_modulation_t qam_tab [3] = { QPSK, QAM_16, QAM_64 };
-	static const fe_code_rate_t fec_tab [5] = { FEC_1_2, FEC_2_3, FEC_3_4,
-						    FEC_5_6, FEC_7_8 };
+	static const enum fe_modulation qam_tab[3] = { QPSK, QAM_16, QAM_64 };
+	static const enum fe_code_rate fec_tab[5] = {
+		FEC_1_2, FEC_2_3, FEC_3_4, FEC_5_6, FEC_7_8
+	};
 	u8 val;
 
 	dprintk ("%s\n", __func__);
@@ -250,7 +254,7 @@
 	return 0;
 }
 
-static int cx22700_read_status(struct dvb_frontend* fe, fe_status_t* status)
+static int cx22700_read_status(struct dvb_frontend *fe, enum fe_status *status)
 {
 	struct cx22700_state* state = fe->demodulator_priv;