Don't try to handle incoming data if sptps_start() has not been called yet.

[tinc] / src / sptps.c

diff --git a/src/sptps.c b/src/sptps.c
index 03a1e9a..7206934 100644 (file)
--- a/src/sptps.c
+++ b/src/sptps.c
@@ -520,6 +520,9 @@ static bool sptps_receive_data_datagram(sptps_t *s, const char *data, size_t len
 
 // Receive incoming data. Check if it contains a complete record, if so, handle it.
 bool sptps_receive_data(sptps_t *s, const char *data, size_t len) {
+       if(!s->state)
+               return error(s, EIO, "Invalid session state");
+
        if(s->datagram)
                return sptps_receive_data_datagram(s, data, len);