diff --git a/openair1/PHY/LTE_TRANSPORT/dci.c b/openair1/PHY/LTE_TRANSPORT/dci.c index 8b7a81829795a21d92ffe99587f072f174d3ba01..9a929947eed118482bbac6daf0f0bcfe0771c387 100755 --- a/openair1/PHY/LTE_TRANSPORT/dci.c +++ b/openair1/PHY/LTE_TRANSPORT/dci.c @@ -2653,7 +2653,8 @@ int get_nCCE_offset_l1(int *CCE_table, search_space_free = 1; for (l=0; l<L; l++) { - if (CCE_table[(((Yk+m)%(nCCE/L))*L) + l] == 1) { + int cce = (((Yk+m)%(nCCE/L))*L) + l; + if (cce >= nCCE || CCE_table[cce] == 1) { search_space_free = 0; break; } diff --git a/openair2/LAYER2/MAC/eNB_scheduler_dlsch.c b/openair2/LAYER2/MAC/eNB_scheduler_dlsch.c old mode 100755 new mode 100644 diff --git a/openair2/LAYER2/MAC/eNB_scheduler_primitives.c b/openair2/LAYER2/MAC/eNB_scheduler_primitives.c index 56ede260e8cacf7cf6ad4a622eda7e46f4841c0d..6c7ec35399e2829329c70904ad5028ae3422b7dc 100644 --- a/openair2/LAYER2/MAC/eNB_scheduler_primitives.c +++ b/openair2/LAYER2/MAC/eNB_scheduler_primitives.c @@ -990,7 +990,8 @@ int get_nCCE_offset(int *CCE_table, search_space_free = 1; for (l=0; l<L; l++) { - if (CCE_table[(((Yk+m)%(nCCE/L))*L) + l] == 1) { + int cce = (((Yk+m)%(nCCE/L))*L) + l; + if (cce >= nCCE || CCE_table[cce] == 1) { search_space_free = 0; break; } @@ -1079,13 +1080,8 @@ try_again: dci_alloc->rnti,1<<dci_alloc->L, nCCE,nCCE_max,DCI_pdu->num_pdcch_symbols); - if (nCCE + (1<<dci_alloc->L) > nCCE_max) { - if (DCI_pdu->num_pdcch_symbols == 3) - goto failed; - DCI_pdu->num_pdcch_symbols++; - nCCE_max = mac_xface->get_nCCE_max(module_idP,CC_idP,DCI_pdu->num_pdcch_symbols,subframeP); - goto try_again; - } + if (nCCE + (1<<dci_alloc->L) > nCCE_max) + goto failed; // number of CCEs left can potentially hold this allocation fCCE = get_nCCE_offset(CCE_table, @@ -1095,9 +1091,11 @@ try_again: dci_alloc->rnti, subframeP); if (fCCE == -1) { +failed: if (DCI_pdu->num_pdcch_symbols == 3) { - LOG_I(MAC,"subframe %d: Dropping Allocation for RNTI %x\n", - subframeP,dci_alloc->rnti); + LOG_I(MAC,"subframe %d: Dropping Allocation for RNTI %x (DCI %d/%d)\n", + subframeP,dci_alloc->rnti, + i, DCI_pdu->Num_common_dci + DCI_pdu->Num_ue_spec_dci); for (j=0;j<=i;j++){ LOG_I(MAC,"DCI %d/%d (%d,%d) : rnti %x dci format %d, aggreg %d nCCE %d / %d (num_pdcch_symbols %d)\n", j,DCI_pdu->Num_common_dci+DCI_pdu->Num_ue_spec_dci, @@ -1107,7 +1105,7 @@ try_again: nCCE,nCCE_max,DCI_pdu->num_pdcch_symbols); } //dump_CCE_table(CCE_table,nCCE_max,subframeP,dci_alloc->rnti,1<<dci_alloc->L); - goto failed; + goto fatal; } DCI_pdu->num_pdcch_symbols++; nCCE_max = mac_xface->get_nCCE_max(module_idP,CC_idP,DCI_pdu->num_pdcch_symbols,subframeP); @@ -1125,7 +1123,7 @@ try_again: return 0; -failed: +fatal: return -1; }