[sr-dev] git:master:a009a5bf: pua: safety check for params values

[Daniel-Constantin Mierla]

Module: kamailio
Branch: master
Commit: a009a5bf4f145b4e877e5ba41d218607c30849ec
URL: https://github.com/kamailio/kamailio/commit/a009a5bf4f145b4e877e5ba41d218607c30849ec

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date: 2017-12-08T16:50:51+01:00

pua: safety check for params values

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Modified: src/modules/pua/send_subscribe.c

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Diff:  https://github.com/kamailio/kamailio/commit/a009a5bf4f145b4e877e5ba41d218607c30849ec.diff
Patch: https://github.com/kamailio/kamailio/commit/a009a5bf4f145b4e877e5ba41d218607c30849ec.patch

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diff --git a/src/modules/pua/send_subscribe.c b/src/modules/pua/send_subscribe.c
index 89b597a77a..b75290b936 100644
--- a/src/modules/pua/send_subscribe.c
+++ b/src/modules/pua/send_subscribe.c
@@ -803,7 +803,7 @@ ua_pres_t* subscribe_cbparam(subs_info_t* subs, int ua_flag)
 	hentity->contact.len= subs->contact->len;
 	size+= subs->contact->len;
 
-	if(subs->outbound_proxy)
+	if(subs->outbound_proxy && subs->outbound_proxy->s)
 	{
 		hentity->outbound_proxy= (str*)((char*)hentity+ size);
 		size+= sizeof(str);
@@ -821,7 +821,7 @@ ua_pres_t* subscribe_cbparam(subs_info_t* subs, int ua_flag)
 	{
 		CONT_COPY(hentity, hentity->id, subs->id);
 	}
-	if(subs->extra_headers)
+	if(subs->extra_headers && hentity->extra_headers->s)
 	{
 		hentity->extra_headers= (str*)((char*)hentity+ size);
 		size+= sizeof(str);