statistics: free vars in case of error in fixup function

diff --git a/src/modules/statistics/statistics.c b/src/modules/statistics/statistics.c
index 499b419..c5ace8c 100644 (file)
--- a/src/modules/statistics/statistics.c
+++ b/src/modules/statistics/statistics.c
@@ -135,6 +135,7 @@ static int fixup_stat(void** param, int param_no)
                if (s.s[0]=='$') {
                        if (fixup_pvar_null(param, 1)!=0) {
                                LM_ERR("invalid pv %s as parameter\n",s.s);
+                               pkg_free(sopv);
                                return E_CFG;
                        }
                        sopv->pv = (pv_spec_t*)(*param);
@@ -143,10 +144,10 @@ static int fixup_stat(void** param, int param_no)
                        sopv->stat = get_stat( &s );
                        if (sopv->stat==0) {
                                LM_ERR("variable <%s> not defined\n", s.s);
+                               pkg_free(sopv);
                                return E_CFG;
                        }
                }
-               pkg_free(s.s);
                *param=(void*)sopv;
                return 0;
        } else if (param_no==2) {
@@ -160,6 +161,7 @@ static int fixup_stat(void** param, int param_no)
                if (s.s[0] == '$') {
                        if (fixup_pvar_pvar(param, 2) != 0) {
                                LM_ERR("invalid pv %s as parameter\n",s.s);
+                               pkg_free(lopv);
                                return E_CFG;
                        }
                        lopv->pv = (pv_spec_t*) (*param);
@@ -179,13 +181,14 @@ static int fixup_stat(void** param, int param_no)
                if (err==0){
                        if (n==0 && (s.s[0]!='$')) {    //we can't check the value of the pvar so have to ignore this check if it is a pvar
                                LM_ERR("update with 0 has no sense\n");
+                               pkg_free(lopv);
                                return E_CFG;
                        }
-                       pkg_free(s.s);
                        *param=(void*)lopv;
                        return 0;
                }else{
                        LM_ERR("bad update number <%s>\n",(char*)(*param));
+                       pkg_free(lopv);
                        return E_CFG;
                }
        }