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-rw-r--r--pjsip/include/pjsip/sip_transaction.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/pjsip/include/pjsip/sip_transaction.h b/pjsip/include/pjsip/sip_transaction.h
index 4a7305ec..065b71c2 100644
--- a/pjsip/include/pjsip/sip_transaction.h
+++ b/pjsip/include/pjsip/sip_transaction.h
@@ -190,11 +190,12 @@ PJ_DECL(pj_status_t) pjsip_tsx_create_uas( pjsip_module *tsx_user,
/**
* Transmit message in tdata with this transaction. It is possible to
- * pass NULL in tdata for UAC transaction, which in this case the last message
- * or the request message which was specified in #pjsip_tsx_create_uac()
- * will be sent.
+ * pass NULL in tdata for UAC transaction, which in this case the last
+ * message transmitted, or the request message which was specified when
+ * calling #pjsip_tsx_create_uac(), will be sent.
*
- * This function decrements the reference counter of the transmit buffer.
+ * This function decrements the reference counter of the transmit buffer
+ * only when it returns PJ_SUCCESS;
*
* @param tsx The transaction.
* @param tdata The outgoing message. If NULL is specified, then the