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refactor NPBCH init, fix memset with zero length

This commit is contained in:
Andre Puschmann 2020-01-06 22:06:19 +01:00
parent 0394d21dd2
commit 0554064bf0
1 changed files with 6 additions and 11 deletions
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17
lib/src/phy/phch/npbch.c
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@ -401,15 +401,12 @@ int srslte_npbch_decode_nf(srslte_npbch_t* q,
int* sfn_offset,
int nf)
{
uint32_t nant;
int i;
int nof_bits;
cf_t* x[SRSLTE_MAX_LAYERS];
cf_t* x[SRSLTE_MAX_LAYERS] = {NULL};
int ret = SRSLTE_ERROR_INVALID_INPUTS;
if (q != NULL && sf_symbols != NULL && q->cell.nof_ports != 0) {
for (i = 0; i < q->cell.nof_ports; i++) {
for (int i = 0; i < q->cell.nof_ports; i++) {
if (ce[i] == NULL) {
return ret;
}
@ -418,13 +415,12 @@ int srslte_npbch_decode_nf(srslte_npbch_t* q,
ret = SRSLTE_ERROR;
// Set pointers for layermapping & precoding
nof_bits = 2 * q->nof_symbols;
int nof_bits = 2 * q->nof_symbols;
// number of layers equals number of ports
for (i = 0; i < SRSLTE_MAX_PORTS; i++) {
for (int i = 0; i < SRSLTE_MAX_PORTS; i++) {
x[i] = q->x[i];
}
memset(&x[SRSLTE_MAX_PORTS], 0, sizeof(cf_t*) * (SRSLTE_MAX_LAYERS - SRSLTE_MAX_PORTS));
// extract symbols
int nof_ext_syms = srslte_npbch_cp(sf_symbols, q->symbols[0], q->cell, false);
@ -439,7 +435,7 @@ int srslte_npbch_decode_nf(srslte_npbch_t* q,
}
// extract channel estimates
for (i = 0; i < q->cell.nof_ports; i++) {
for (int i = 0; i < q->cell.nof_ports; i++) {
if (q->nof_symbols != srslte_npbch_cp(ce[i], q->ce[i], q->cell, false)) {
fprintf(stderr, "There was an error getting the PBCH symbols\n");
return ret;
@ -450,10 +446,9 @@ int srslte_npbch_decode_nf(srslte_npbch_t* q,
ret = 0;
// Try decoding for 1 to cell.nof_ports antennas
uint32_t nant = q->cell.nof_ports;
if (q->search_all_ports) {
nant = 1;
} else {
nant = q->cell.nof_ports;
}
do {
if (nant != 3) {