BUG/MEDIUM: stream: do not dereference strm_li(stream)

Some streams do not have a listener (eg: Lua's cosockets) so
let's check for this. For now this problem cannot happen but
it's definitely unsafe.

diff --git a/src/stream.c b/src/stream.c
index 6c1f7ab84beae5352c860ff3a0cbd586a276303d..5583d1d40e6090b1a60bd893a2670f401e7ba9cd 100644 (file)
--- a/src/stream.c
+++ b/src/stream.c
@@ -934,7 +934,7 @@ static void sess_set_term_flags(struct stream *s)
                if (s->si[1].state < SI_ST_REQ) {
 
                        strm_fe(s)->fe_counters.failed_req++;
-                       if (strm_li(s)->counters)
+                       if (strm_li(s) && strm_li(s)->counters)
                                strm_li(s)->counters->failed_req++;
 
                        s->flags |= SF_FINST_R;