cg_config_info_from_ue_cap_file(): avoid potential memory leaks

Avoid potential memory leaks by first reading UE capabilities file (if
present), and allocating only after the file read was successful.
This commit is contained in:
Robert Schmidt
2025-06-28 12:19:58 +02:00
parent e33711cffa
commit 43e87b669d
+10 -9
View File
@@ -77,13 +77,7 @@
// and put it into a CG-ConfigInfo field
static int cg_config_info_from_ue_cap_file(uint32_t maxlen, uint8_t buf[maxlen])
{
NR_CG_ConfigInfo_t *cgci = calloc_or_fail(1, sizeof(*cgci));
cgci->criticalExtensions.present = NR_CG_ConfigInfo__criticalExtensions_PR_c1;
cgci->criticalExtensions.choice.c1 = calloc_or_fail(1, sizeof(*cgci->criticalExtensions.choice.c1));
cgci->criticalExtensions.choice.c1->present = NR_CG_ConfigInfo__criticalExtensions__c1_PR_cg_ConfigInfo;
NR_CG_ConfigInfo_IEs_t *cgci_ies = calloc_or_fail(1, sizeof(*cgci_ies));
cgci->criticalExtensions.choice.c1->choice.cg_ConfigInfo = cgci_ies;
OCTET_STRING_t *os_cap = NULL;
if (uecap_file != NULL) {
LOG_I(NR_RRC, "creating CG-ConfigInfo from UE capability file %s\n", uecap_file);
@@ -104,11 +98,18 @@ static int cg_config_info_from_ue_cap_file(uint32_t maxlen, uint8_t buf[maxlen])
DevAssert(dec_rval.code == RC_OK);
//xer_fprint(stdout, &asn_DEF_NR_UE_NR_Capability, cap);
OCTET_STRING_t *os_cap = calloc_or_fail(1, sizeof(*os_cap));
os_cap = calloc_or_fail(1, sizeof(*os_cap));
os_cap->size = uper_encode_to_new_buffer(&asn_DEF_NR_UE_NR_Capability, NULL, cap, (void **)&os_cap->buf);
cgci_ies->ue_CapabilityInfo = os_cap;
}
NR_CG_ConfigInfo_t *cgci = calloc_or_fail(1, sizeof(*cgci));
cgci->criticalExtensions.present = NR_CG_ConfigInfo__criticalExtensions_PR_c1;
cgci->criticalExtensions.choice.c1 = calloc_or_fail(1, sizeof(*cgci->criticalExtensions.choice.c1));
cgci->criticalExtensions.choice.c1->present = NR_CG_ConfigInfo__criticalExtensions__c1_PR_cg_ConfigInfo;
NR_CG_ConfigInfo_IEs_t *cgci_ies = calloc_or_fail(1, sizeof(*cgci_ies));
cgci->criticalExtensions.choice.c1->choice.cg_ConfigInfo = cgci_ies;
cgci_ies->ue_CapabilityInfo = os_cap;
//xer_fprint(stdout, &asn_DEF_NR_CG_ConfigInfo, cgci);
asn_enc_rval_t rval = uper_encode_to_buffer(&asn_DEF_NR_CG_ConfigInfo, NULL, cgci, buf, maxlen);
DevAssert(rval.encoded > 0);