[sr-dev] git:4.4:551a0d0f: core: add safety check to rval_get_tmp_str()

Module: kamailio Branch: 4.4 Commit: 551a0d0f301bfc9e9ae92614511d073b13954701 URL: https://github.com/kamailio/kamailio/commit/551a0d0f301bfc9e9ae92614511d073… Author: Victor Seva <linuxmaniac(a)torreviejawireless.org> Committer: Victor Seva <linuxmaniac(a)torreviejawireless.org> Date: 2017-10-11T18:35:06+02:00 core: add safety check to rval_get_tmp_str() See #1263 (cherry picked from commit c6e921e45f1257913848110189eab82a34aa2f8b) --- Modified: rvalue.c --- Diff: https://github.com/kamailio/kamailio/commit/551a0d0f301bfc9e9ae92614511d073… Patch: https://github.com/kamailio/kamailio/commit/551a0d0f301bfc9e9ae92614511d073… --- diff --git a/rvalue.c b/rvalue.c index a38a5246ea..921b4a0516 100644 --- a/rvalue.c +++ b/rvalue.c @@ -1102,7 +1102,11 @@ int rval_get_tmp_str(struct run_act_ctx* h, struct sip_msg* msg, { avp_t* r_avp; int i; - + + if(rv==NULL) { + return -1; + } + switch(rv->type){ case RV_INT: tmpv->s=sint2strbuf(rv->v.l, tmp_cache->i2s,