tcp: do not delete session on establish pop

Also:
- force reset if wait close pops in fin-wait-1 with unsent data
- adds more event logging.

Change-Id: I4ddada046214fa71e17514cdec57b3026f84a283
Signed-off-by: Florin Coras <fcoras@cisco.com>

1 files changed, 8 insertions, 2 deletions

diff --git a/src/vnet/session/session.c b/src/vnet/session/session.c
index f637d625616..9dc35238795 100644
--- a/src/vnet/session/session.c
+++ b/src/vnet/session/session.c
@@ -174,9 +174,15 @@ session_alloc (u32 thread_index)
 void
 session_free (session_t * s)
 {
-  pool_put (session_main.wrk[s->thread_index].sessions, s);
   if (CLIB_DEBUG)
-    clib_memset (s, 0xFA, sizeof (*s));
+    {
+      u8 thread_index = s->thread_index;
+      clib_memset (s, 0xFA, sizeof (*s));
+      pool_put (session_main.wrk[thread_index].sessions, s);
+      return;
+    }
+  SESSION_EVT_DBG (SESSION_EVT_FREE, s);
+  pool_put (session_main.wrk[s->thread_index].sessions, s);
 }
 
 void