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Revert "Add wire length check before memcpy"

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This reverts commit caaec827cf.
This commit is contained in:
Sukchan Lee 2026-02-25 22:40:49 +09:00
parent caaec827cf
commit 5200ce46cb
1 changed files with 8 additions and 15 deletions
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23
src/sgwc/s5c-handler.c
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@ -153,23 +153,16 @@ void sgwc_s5c_handle_create_session_response(
ogs_error("No PDN Address Allocation [Cause:%d]", session_cause);
cause_value = OGS_GTP2_CAUSE_CONDITIONAL_IE_MISSING;
} else {
if(rsp->pdn_address_allocation.len > OGS_PAA_IPV4V6_LEN){
ogs_error("PAA IE Length (%u) exceeds maximum (%d)", "rejecting CreateSessionResponse",
rsp->pdn_address_allocation.len, OGS_PAA_IPV4V6_LEN);
cause_value = OGS_GTP2_CAUSE_MANDATORY_IE_INCORRECT;
} else{
memcpy(&sess->paa, rsp->pdn_address_allocation.data,
memcpy(&sess->paa, rsp->pdn_address_allocation.data,
rsp->pdn_address_allocation.len);
sess->session.session_type = sess->paa.session_type;
if (sess->session.session_type == OGS_PDU_SESSION_TYPE_IPV4) {
} else if (sess->session.session_type == OGS_PDU_SESSION_TYPE_IPV6) {
} else if (sess->session.session_type == OGS_PDU_SESSION_TYPE_IPV4V6) {
} else {
ogs_error("Unknown session-type [%d]", sess->session.session_type);
cause_value = OGS_GTP2_CAUSE_PREFERRED_PDN_TYPE_NOT_SUPPORTED;
}
sess->session.session_type = sess->paa.session_type;
if (sess->session.session_type == OGS_PDU_SESSION_TYPE_IPV4) {
} else if (sess->session.session_type == OGS_PDU_SESSION_TYPE_IPV6) {
} else if (sess->session.session_type == OGS_PDU_SESSION_TYPE_IPV4V6) {
} else {
ogs_error("Unknown session-type [%d]", sess->session.session_type);
cause_value = OGS_GTP2_CAUSE_PREFERRED_PDN_TYPE_NOT_SUPPORTED;
}
}
if (rsp->cause.presence == 0) {