Module: kamailio Branch: master Commit: 7556fbfa38ac4dad00494944dd02fc60f65cfcb5 URL: https://github.com/kamailio/kamailio/commit/7556fbfa38ac4dad00494944dd02fc6… Author: Daniel-Constantin Mierla <miconda(a)gmail.com> Committer: Daniel-Constantin Mierla <miconda(a)gmail.com> Date: 2021-12-07T09:27:44+01:00 pv: free escaped value for {val.json} transformations --- Modified: src/modules/pv/pv_trans.c --- Diff: https://github.com/kamailio/kamailio/commit/7556fbfa38ac4dad00494944dd02fc6… Patch: https://github.com/kamailio/kamailio/commit/7556fbfa38ac4dad00494944dd02fc6… --- diff --git a/src/modules/pv/pv_trans.c b/src/modules/pv/pv_trans.c index 5d7e0d32b3..5f45fa8e66 100644 --- a/src/modules/pv/pv_trans.c +++ b/src/modules/pv/pv_trans.c @@ -2580,6 +2580,7 @@ int tr_eval_val(struct sip_msg *msg, tr_param_t *tp, int subtype, return 0; } if(sv.len >= TR_BUFFER_SIZE - 1) { + free(sv.s); LM_ERR("escaped value is too long\n"); return -1; } @@ -2588,6 +2589,7 @@ int tr_eval_val(struct sip_msg *msg, tr_param_t *tp, int subtype, _tr_buffer[sv.len] = '\0'; val->rs.s = _tr_buffer; val->rs.len = sv.len; + free(sv.s); } break; case TR_VAL_JSONQE: @@ -2601,7 +2603,8 @@ int tr_eval_val(struct sip_msg *msg, tr_param_t *tp, int subtype, val->rs.len = 2; val->flags = PV_VAL_STR; } else if(val->flags&PV_TYPE_INT) { - break; + /* no change needed */ + return 0; } else if(val->flags&PV_VAL_STR) { ksr_str_json_escape(&val->rs, &sv, &emode); if(sv.s==NULL) { @@ -2613,6 +2616,7 @@ int tr_eval_val(struct sip_msg *msg, tr_param_t *tp, int subtype, return 0; } if(sv.len >= TR_BUFFER_SIZE - 3) { + free(sv.s); LM_ERR("escaped value is too long\n"); return -1; } @@ -2623,6 +2627,7 @@ int tr_eval_val(struct sip_msg *msg, tr_param_t *tp, int subtype, _tr_buffer[sv.len + 2] = '\0'; val->rs.s = _tr_buffer; val->rs.len = sv.len + 2; + free(sv.s); } break;