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Fix heap buffer overflow

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This commit is contained in:
Roberto Louro Magueta
2022-05-02 16:58:08 +01:00
parent 6b6528cc94
commit 5de85671d8
1 changed files with 6 additions and 10 deletions
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openair1/PHY/NR_TRANSPORT/nr_ulsch_demodulation.c
+6 -10
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@@ -807,21 +807,17 @@ void nr_ulsch_channel_compensation(int **rxdataF_ext,
int avg_rho_re[frame_parms->nb_antennas_rx][nrOfLayers*nrOfLayers];
int avg_rho_im[frame_parms->nb_antennas_rx][nrOfLayers*nrOfLayers];
for (aarx=0; aarx<frame_parms->nb_antennas_rx; aarx++)
{
for (aatx=0; aatx < nrOfLayers; aatx++)
{
ul_ch128 = (__m128i *)&ul_ch_estimates_ext[aatx*frame_parms->nb_antennas_rx+aarx][symbol*(off+(nb_rb*12))];
for (int atx=0; atx< nrOfLayers; atx++)
{
for (aarx=0; aarx < frame_parms->nb_antennas_rx; aarx++) {
for (aatx=0; aatx < nrOfLayers; aatx++) {
for (int atx=0; atx< nrOfLayers; atx++) {
avg_rho_re[aarx][aatx*nrOfLayers+atx] = 0;
avg_rho_im[aarx][aatx*nrOfLayers+atx] = 0;
rho128 = (__m128i *)&rho[aarx][aatx*nrOfLayers+atx][symbol*(off+(nb_rb*12))];
ul_ch128 = (__m128i *)&ul_ch_estimates_ext[aatx*frame_parms->nb_antennas_rx+aarx][symbol*(off+(nb_rb*12))];
ul_ch128_2 = (__m128i *)&ul_ch_estimates_ext[atx*frame_parms->nb_antennas_rx+aarx][symbol*(off+(nb_rb*12))];
for (rb=0; rb<nb_rb_0; rb++)
{
for (rb=0; rb<nb_rb_0; rb++) {
// multiply by conjugated channel
mmtmpD0 = _mm_madd_epi16(ul_ch128[0],ul_ch128_2[0]);
// print_ints("re",&mmtmpD0);