Module: sip-router Branch: 3.1 Commit: 604db10f6d8f952ab0989f159f62ddab77059e1f URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=604db10… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: Sat Jan 29 00:36:52 2011 +0100 textops(k): handle no match for subst transformation (cherry picked from commit c0f87c06f60e2208f5e4421e9002f331cacb8a27) --- modules_k/textops/txt_var.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/modules_k/textops/txt_var.c b/modules_k/textops/txt_var.c index 4de2f63..ae1fce6 100644 --- a/modules_k/textops/txt_var.c +++ b/modules_k/textops/txt_var.c @@ -64,6 +64,11 @@ int tr_txt_eval_re(struct sip_msg *msg, tr_param_t *tp, int subtype, result=subst_str(tr_txt_buf, msg, se, &nmatches); if (result == NULL) { + if (nmatches==0) + { + LM_DBG("no match for subst expression\n"); + return 0; + } if (nmatches<0) LM_ERR("subst failed\n"); return -1;