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fix: mem leaks

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This commit is contained in:
iceman1001 2019-02-24 22:17:36 +01:00
commit 157e08f51d
1 changed files with 9 additions and 3 deletions
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12
client/emv/cmdemv.c
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@ -266,9 +266,11 @@ int CmdEMVGPO(const char *cmd) {
ParamLoadFromJson(tlvRoot); ParamLoadFromJson(tlvRoot);
}; };
pdol_data_tlv = dol_process((const struct tlv *)tlvdb_external(0x9f38, datalen, data), tlvRoot, 0x83); struct tlvdb *tmp_ext = tlvdb_external(0x9f38, datalen, data);
pdol_data_tlv = dol_process((const struct tlv *)tmp_ext, tlvRoot, 0x83);
if (!pdol_data_tlv){ if (!pdol_data_tlv){
PrintAndLogEx(ERR, "Can't create PDOL TLV."); PrintAndLogEx(ERR, "Can't create PDOL TLV.");
tlvdb_free(tmp_ext);
tlvdb_free(tlvRoot); tlvdb_free(tlvRoot);
return 4; return 4;
} }
@ -446,9 +448,11 @@ int CmdEMVAC(const char *cmd) {
ParamLoadFromJson(tlvRoot); ParamLoadFromJson(tlvRoot);
}; };
cdol_data_tlv = dol_process((const struct tlv *)tlvdb_external(0x8c, datalen, data), tlvRoot, 0x01); // 0x01 - dummy tag struct tlvdb *tmp_ext = tlvdb_external(0x8c, datalen, data);
cdol_data_tlv = dol_process((const struct tlv *)tmp_ext, tlvRoot, 0x01); // 0x01 - dummy tag
if (!cdol_data_tlv){ if (!cdol_data_tlv){
PrintAndLogEx(ERR, "Can't create CDOL TLV."); PrintAndLogEx(ERR, "Can't create CDOL TLV.");
tlvdb_free(tmp_ext);
tlvdb_free(tlvRoot); tlvdb_free(tlvRoot);
return 4; return 4;
} }
@ -588,9 +592,11 @@ int CmdEMVInternalAuthenticate(const char *cmd) {
ParamLoadFromJson(tlvRoot); ParamLoadFromJson(tlvRoot);
}; };
ddol_data_tlv = dol_process((const struct tlv *)tlvdb_external(0x9f49, datalen, data), tlvRoot, 0x01); // 0x01 - dummy tag struct tlvdb *tmp_ext = tlvdb_external(0x9f49, datalen, data);
ddol_data_tlv = dol_process((const struct tlv *)tmp_ext, tlvRoot, 0x01); // 0x01 - dummy tag
if (!ddol_data_tlv){ if (!ddol_data_tlv){
PrintAndLogEx(ERR, "Can't create DDOL TLV."); PrintAndLogEx(ERR, "Can't create DDOL TLV.");
tlvdb_free(tmp_ext);
tlvdb_free(tlvRoot); tlvdb_free(tlvRoot);
return 4; return 4;
} }