diff --git a/frontends/cxd2843.c b/frontends/cxd2843.c
index 3aa258c..82bc7c5 100644
--- a/frontends/cxd2843.c
+++ b/frontends/cxd2843.c
@@ -1606,9 +1606,9 @@ static int get_ber_t2(struct cxd_state *state, u32 *n, u32 *d)
 	*n = 0;
 	*d = 1;
 	freeze_regst(state);
-	readregst(state, 0x24, 0x40, BERRegs, 4);
-	readregst(state, 0x22, 0x5e, &FECType, 1);
-	readregst(state, 0x22, 0x5b, &CodeRate, 1);
+	readregst_unlocked(state, 0x24, 0x40, BERRegs, 4);
+	readregst_unlocked(state, 0x22, 0x5e, &FECType, 1);
+	readregst_unlocked(state, 0x22, 0x5b, &CodeRate, 1);
 
 	FECType &= 0x03;
 	CodeRate &= 0x07;
@@ -1619,7 +1619,7 @@ static int get_ber_t2(struct cxd_state *state, u32 *n, u32 *d)
 
 	readregst(state, 0x20, 0x72, &Scale, 1);
 	Scale &= 0x0F;
-        if (BERRegs[0] & 0x01) {
+	if (BERRegs[0] & 0x01) {
 		state->LastBERNumerator = (((u32) BERRegs[1] & 0x3F) << 16) |
 			(((u32) BERRegs[2]) << 8) | BERRegs[3];
 		state->LastBERDenominator = nBCHBitsLookup[FECType][CodeRate] << Scale;