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eNB_scheduler_ulsch.c: Range checking on array access

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-fsanitize=address complained about this code.
This commit is contained in:
Michael Cook
2021-02-28 09:29:29 -08:00
parent 706f0e4421
commit 11270af81e
1 changed files with 7 additions and 1 deletions
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openair2/LAYER2/MAC/eNB_scheduler_ulsch.c
+7 -1
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@@ -403,7 +403,13 @@ rx_sdu(const module_id_t enb_mod_idP,
switch (rx_ces[i]) { // implement and process PHR + CRNTI + BSR switch (rx_ces[i]) { // implement and process PHR + CRNTI + BSR
case POWER_HEADROOM: case POWER_HEADROOM:
if (UE_id != -1) { if (UE_id != -1) {
UE_template_ptr->phr_info = (payload_ptr[0] & 0x3f) - PHR_MAPPING_OFFSET + (int8_t)(hundred_times_log10_NPRB[UE_template_ptr->nb_rb_ul[harq_pid] - 1] / 100); uint16_t nb_rb_ul = UE_template_ptr->nb_rb_ul[harq_pid];
if (nb_rb_ul < 1 || nb_rb_ul > sizeof(hundred_times_log10_NPRB) / sizeof(hundred_times_log10_NPRB[0])) {
LOG_E(MAC, "invalid nb_rb_ul=%u for harq_pid=%u\n", nb_rb_ul, harq_pid);
break;
}
UE_template_ptr->phr_info = (payload_ptr[0] & 0x3f) - PHR_MAPPING_OFFSET
+ (int8_t)(hundred_times_log10_NPRB[nb_rb_ul - 1] / 100);
if (UE_template_ptr->phr_info > 40) { if (UE_template_ptr->phr_info > 40) {
UE_template_ptr->phr_info = 40; UE_template_ptr->phr_info = 40;