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Commit 76f06a93 authored by Robert Schmidt's avatar Robert Schmidt
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Correctly compute array size to prevent buffer overflow 

Reviewed-By: default avatarLaurent THOMAS <laurent.thomas@open-cells.com>
parent e5fc1ebd
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Showing with 2 additions and 2 deletions
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
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......@@ -130,7 +130,7 @@ static int estimate_ul_buffer_short_bsr(const NR_BSR_SHORT *bsr)
* differentiate them */
int rep_idx = bsr->Buffer_size;
int estim_idx = overestim_bsr_index(rep_idx);
int max = sizeofArray(NR_SHORT_BSR_TABLE);
int max = sizeofArray(NR_SHORT_BSR_TABLE) - 1;
int idx = min(estim_idx, max);
int estim_size = NR_SHORT_BSR_TABLE[idx];
LOG_D(NR_MAC, "short BSR LCGID %d index %d estim index %d size %d\n", bsr->LcgID, rep_idx, estim_idx, estim_size);
......@@ -152,7 +152,7 @@ static int estimate_ul_buffer_long_bsr(const NR_BSR_LONG *bsr)
bool bsr_active[8] = {bsr->LcgID0 != 0, bsr->LcgID1 != 0, bsr->LcgID2 != 0, bsr->LcgID3 != 0, bsr->LcgID4 != 0, bsr->LcgID5 != 0, bsr->LcgID6 != 0, bsr->LcgID7 != 0};
int estim_size = 0;
int max = sizeofArray(NR_LONG_BSR_TABLE);
int max = sizeofArray(NR_LONG_BSR_TABLE) - 1;
uint8_t *payload = ((uint8_t*) bsr) + 1;
int m = 0;
const int total_lcgids = 8; /* see 38.321 6.1.3.1 */
......
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