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Merge remote-tracking branch 'origin/fix_UE_msg3_crnti_fail' into integration_2025_w38 (!3648)

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fix MSG3 with C-RNTI failure

When RA procedure with MSG3 carrying C-RNTI fails we shouldn't send an
indication to RRC because it is a L2 procedure
This commit is contained in:
Robert Schmidt
2025-09-18 11:51:12 +02:00
parent 7a02456883 95dfb67e51
commit 8927032fd2
1 changed files with 3 additions and 1 deletions
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openair2/LAYER2/NR_MAC_UE/nr_ra_procedures.c
+3 -1
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@@ -1193,7 +1193,9 @@ void nr_ra_contention_resolution_failed(NR_UE_MAC_INST_t *mac)
ra->t_crnti = 0;
// flush MSG3 buffer
free_and_zero(ra->Msg3_buffer);
nr_mac_rrc_msg3_ind(mac->ue_id, 0, true);
// MSG3 with C-RNTI is a L2 procedure, we shouldn't send any indication to RRC
if (!mac->msg3_C_RNTI)
nr_mac_rrc_msg3_ind(mac->ue_id, 0, true);
NR_PRACH_RESOURCES_t *prach_resources = &ra->prach_resources;
prach_resources->preamble_tx_counter++;
if (prach_resources->preamble_tx_counter == ra->preambleTransMax + 1) {