session: extra checks in session validation
Type: fix
Adding few extra checks while doign session validationwq!
Signed-off-by: Srikanth Akula <srakula@cisco.com>
Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: I4d18b5ad97d1802ce38a07aeb56b5f35939c1187
diff --git a/src/vnet/session/session.c b/src/vnet/session/session.c
index 163f4d2..0751739 100644
--- a/src/vnet/session/session.c
+++ b/src/vnet/session/session.c
@@ -205,6 +205,32 @@
pool_put (session_main.wrk[s->thread_index].sessions, s);
}
+u8
+session_is_valid (u32 si, u8 thread_index)
+{
+ session_t *s;
+ transport_connection_t *tc;
+
+ s = pool_elt_at_index (session_main.wrk[thread_index].sessions, si);
+
+ if (!s)
+ return 1;
+
+ if (s->thread_index != thread_index || s->session_index != si)
+ return 0;
+
+ if (s->session_state == SESSION_STATE_TRANSPORT_DELETED
+ || s->session_state <= SESSION_STATE_LISTENING)
+ return 1;
+
+ tc = session_get_transport (s);
+ if (s->connection_index != tc->c_index
+ || s->thread_index != tc->thread_index || tc->s_index != si)
+ return 0;
+
+ return 1;
+}
+
static void
session_cleanup_notify (session_t * s, session_cleanup_ntf_t ntf)
{