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srsLTE
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- Fixed missing initialization issues in nas that caused several jumps in liblte_mme to use uninitialized memory. 

- Fixed missing initialization in spgw that caused recvfrom to use an unitialized argument.
This commit is contained in:
faluco 2020-09-18 14:02:51 +02:00 committed by faluco
parent 8d1705d6c6
commit f604506858
4 changed files with 8 additions and 5 deletions
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2
lib/include/srslte/asn1/gtpc.h
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@ -88,6 +88,8 @@ typedef union gtpc_msg_choice {
typedef struct gtpc_pdu {
struct gtpc_header header;
union gtpc_msg_choice choice;
size_t union_field_size;
size_t get_length() const { return sizeof(gtpc_header) + union_field_size; }
} gtpc_pdu_t;
} // namespace srslte
#endif // SRSLTE_GTPC_H

1
srsepc/src/mme/mme_gtpc.cc
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@ -146,6 +146,7 @@ bool mme_gtpc::send_create_session_request(uint64_t imsi)
bzero(&cs_req_pdu, sizeof(struct srslte::gtpc_pdu));
// Setup GTP-C Header. TODO: Length, sequence and other fields need to be added.
cs_req_pdu.union_field_size = sizeof(srslte::gtpc_create_session_request);
cs_req_pdu.header.piggyback = false;
cs_req_pdu.header.teid_present = true;
cs_req_pdu.header.teid = 0; // Send create session request to the butler TEID

8
srsepc/src/mme/nas.cc
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@ -77,10 +77,10 @@ bool nas::handle_attach_request(uint32_t enb_ue_s1ap_id,
const nas_if_t& itf,
srslte::log* nas_log)
{
uint32_t m_tmsi = 0;
uint64_t imsi = 0;
LIBLTE_MME_ATTACH_REQUEST_MSG_STRUCT attach_req;
LIBLTE_MME_PDN_CONNECTIVITY_REQUEST_MSG_STRUCT pdn_con_req;
uint32_t m_tmsi = 0;
uint64_t imsi = 0;
LIBLTE_MME_ATTACH_REQUEST_MSG_STRUCT attach_req = {};
LIBLTE_MME_PDN_CONNECTIVITY_REQUEST_MSG_STRUCT pdn_con_req = {};
// Interfaces
s1ap_interface_nas* s1ap = itf.s1ap;

2
srsepc/src/spgw/spgw.cc
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@ -117,7 +117,7 @@ void spgw::run_thread()
struct sockaddr_in src_addr_in;
struct sockaddr_un src_addr_un;
socklen_t addrlen;
socklen_t addrlen = sizeof(src_addr_in);
struct iphdr* ip_pkt;
int sgi = m_gtpu->get_sgi();