res_pjsip_pubsub: Set the body generation result to 0 for a valid path

The result of the "ast_sip_pubsub_generate_body_content" was not
set/initialized.  Consequently, the nominal path potentially returned
an invalid value, thus not sending mwi notifications.
........

Merged revisions 412074 from http://svn.asterisk.org/svn/asterisk/branches/12

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@412075 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/res/res_pjsip_pubsub.c b/res/res_pjsip_pubsub.c
index 43f0051..c8c75c6 100644 (file)
--- a/res/res_pjsip_pubsub.c
+++ b/res/res_pjsip_pubsub.c
@@ -1176,7 +1176,7 @@ int ast_sip_pubsub_generate_body_content(const char *type, const char *subtype,
 {
        struct ast_sip_pubsub_body_supplement *supplement;
        struct ast_sip_pubsub_body_generator *generator;
-       int res;
+       int res = 0;
        void *body;
 
        generator = find_body_generator_type_subtype(type, subtype);