maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

T2: Fix buffer overflow and HARQ codeblock ID out of range

Browse Source 
- set size of buffers to max E
- change HARQ codeblock offset calculation for T2
- add constant for maximum code block size - max E
This commit is contained in:
Jaroslava Fiedlerova
2023-12-21 11:19:13 +01:00
parent c5aeaf03dc
commit c66b09c8a3
3 changed files with 7 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_decoder_offload.c
+3 -3
View File
@@ -543,8 +543,8 @@ set_ldpc_dec_op(struct rte_bbdev_dec_op **ops, unsigned int n,
}
LOG_D(PHY,"ULSCH %02d HARQPID %02d R %02d COMBIN %d RV %d NCB %05d \n", ulsch_id, harq_pid, r, p_offloadParams->setCombIn, p_offloadParams->rv, p_offloadParams->n_cb);
ops[i]->ldpc_dec.code_block_mode = 1; // ldpc_dec->code_block_mode;
ops[i]->ldpc_dec.harq_combined_input.offset = ulsch_id * (32 * 1024 * 1024) + harq_pid * (2 * 1024 * 1024) + r * (1024 * 32);
ops[i]->ldpc_dec.harq_combined_output.offset = ulsch_id * (32 * 1024 * 1024) + harq_pid * (2 * 1024 * 1024) + r * (1024 * 32);
ops[i]->ldpc_dec.harq_combined_input.offset = ulsch_id * 64 * LDPC_MAX_CB_SIZE + r * LDPC_MAX_CB_SIZE;
ops[i]->ldpc_dec.harq_combined_output.offset = ulsch_id * 64 * LDPC_MAX_CB_SIZE + r * LDPC_MAX_CB_SIZE;
if (bufs->hard_outputs != NULL)
ops[i]->ldpc_dec.hard_output = bufs->hard_outputs[start_idx + i];
if (bufs->inputs != NULL)
@@ -968,7 +968,7 @@ int32_t LDPCinit()
int socket_id = GET_SOCKET(info.socket_id);
int out_max_sz = 8448; // max code block size (for BG1), 22 * 384
int in_max_sz = 25344; // max number of encoded bits (for BG1), 66 * 384
int in_max_sz = LDPC_MAX_CB_SIZE; // max number of encoded bits (for BG2 and MCS0)
int num_ops = 1;
int f_ret = create_mempools(ad, socket_id, num_ops, out_max_sz, in_max_sz);
if (f_ret != TEST_SUCCESS) {