[sr-dev] git:master: pua: check if totag len >0 before comparing it

Module: sip-router Branch: master Commit: e1128c45dacf5b622c18f1cb8db0c45d8e6c9600 URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=e1128c4… Author: Daniel-Constantin Mierla <miconda(a)gmail.com> Committer: Daniel-Constantin Mierla <miconda(a)gmail.com> Date: Thu Dec 29 16:22:28 2011 +0100 pua: check if totag len >0 before comparing it - more on proper free of dlg_t structure - patch by Laura Testi --- modules_k/pua/hash.c | 1 + modules_k/pua/pua.c | 47 ++++++++++++++++++++++----------------- modules_k/pua/send_subscribe.c | 1 - 3 files changed, 27 insertions(+), 22 deletions(-) diff --git a/modules_k/pua/hash.c b/modules_k/pua/hash.c index 2ff15d5..ab8d145 100644 --- a/modules_k/pua/hash.c +++ b/modules_k/pua/hash.c @@ -373,6 +373,7 @@ ua_pres_t* get_dialog(ua_pres_t* dialog, unsigned int hash_code) (p->watcher_uri->len== dialog->watcher_uri->len) && (strncmp(p->watcher_uri->s,dialog->watcher_uri->s,p->watcher_uri->len )==0)&& (strncmp(p->call_id.s, dialog->call_id.s, p->call_id.len)== 0) && + p->to_tag.len > 0 && (strncmp(p->to_tag.s, dialog->to_tag.s, p->to_tag.len)== 0) && (strncmp(p->from_tag.s, dialog->from_tag.s, p->from_tag.len)== 0) ) { diff --git a/modules_k/pua/pua.c b/modules_k/pua/pua.c index 92c3d25..3b178ec 100644 --- a/modules_k/pua/pua.c +++ b/modules_k/pua/pua.c @@ -677,6 +677,8 @@ int update_pua(ua_pres_t* p) int expires; int result; uac_req_t uac_r; + int ret_code = 0; + dlg_t* td = NULL; if(p->desired_expires== 0) expires= 3600; @@ -693,7 +695,8 @@ int update_pua(ua_pres_t* p) if(str_hdr == NULL) { LM_ERR("while building extra_headers\n"); - goto error; + ret_code = -1; + goto done; } LM_DBG("str_hdr:\n%.*s\n ", str_hdr->len, str_hdr->s); @@ -701,7 +704,8 @@ int update_pua(ua_pres_t* p) if(cb_param== NULL) { LM_ERR("while constructing publ callback param\n"); - goto error; + ret_code = -1; + goto done; } set_uac_req(&uac_r, &met, str_hdr, 0, 0, TMCB_LOCAL_COMPLETED, @@ -717,36 +721,37 @@ int update_pua(ua_pres_t* p) { LM_ERR("in t_request function\n"); shm_free(cb_param); - goto error; + ret_code = -1; + goto done; } - } else { str met= {"SUBSCRIBE", 9}; - dlg_t* td= NULL; ua_pres_t* cb_param= NULL; td= pua_build_dlg_t(p); if(td== NULL) { LM_ERR("while building tm dlg_t structure"); - goto error; + ret_code = -1; + goto done; }; str_hdr= subs_build_hdr(&p->contact, expires,p->event,p->extra_headers); if(str_hdr== NULL || str_hdr->s== NULL) { - LM_ERR("while building extra headers\n"); - pkg_free(td); - return -1; + if(p->event!=0) + LM_ERR("while building extra headers\n"); + ret_code = -1; + goto done; } cb_param= subs_cbparam_indlg(p, expires, REQ_ME); if(cb_param== NULL) { LM_ERR("while constructing subs callback param\n"); - goto error; - + ret_code = -1; + goto done; } set_uac_req(&uac_r, &met, str_hdr, 0, td, TMCB_LOCAL_COMPLETED, @@ -757,21 +762,21 @@ int update_pua(ua_pres_t* p) { LM_ERR("in t_request function\n"); shm_free(cb_param); - pkg_free(td); - goto error; + goto done; } - + } +done: + if(td!=NULL) + { + if(td->route_set) + free_rr(&td->route_set); pkg_free(td); td= NULL; - } - - pkg_free(str_hdr); - return 0; - -error: + } if(str_hdr) pkg_free(str_hdr); - return -1; + + return ret_code; } diff --git a/modules_k/pua/send_subscribe.c b/modules_k/pua/send_subscribe.c index a3b647c..3f73f86 100644 --- a/modules_k/pua/send_subscribe.c +++ b/modules_k/pua/send_subscribe.c @@ -1169,7 +1169,6 @@ insert: if (dbmode!=PUA_DB_ONLY) lock_release(&HashT->p_records[hash_code].lock); ret= -1; - pkg_free(td); goto done; } if (dbmode!=PUA_DB_ONLY)