vcl/session/svm: fix coverity warnings

[vpp.git] / src / vcl / vppcom.c

diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index 60d5eb3..1991e3e 100644 (file)
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -1635,6 +1635,8 @@ vcl_select_handle_mq (vcl_worker_t * wrk, svm_msg_q_t * mq,
        case FIFO_EVENT_APP_RX:
          sid = e->fifo->client_session_index;
          session = vcl_session_get (wrk, sid);
+         if (!session)
+           break;
          if (sid < n_bits && read_map)
            {
              clib_bitmap_set_no_check (read_map, sid, 1);
@@ -1660,6 +1662,8 @@ vcl_select_handle_mq (vcl_worker_t * wrk, svm_msg_q_t * mq,
                break;
            }
          session = vcl_ct_session_get_from_fifo (wrk, e->fifo, 0);
+         if (!session)
+           break;
          sid = session->session_index;
          if (sid < n_bits && read_map)
            {
@@ -1669,9 +1673,9 @@ vcl_select_handle_mq (vcl_worker_t * wrk, svm_msg_q_t * mq,
          break;
        case SESSION_IO_EVT_CT_RX:
          session = vcl_ct_session_get_from_fifo (wrk, e->fifo, 1);
-         sid = session->session_index;
          if (!session)
            break;
+         sid = session->session_index;
          if (sid < n_bits && write_map)
            {
              clib_bitmap_set_no_check (write_map, sid, 1);
@@ -2417,6 +2421,9 @@ vppcom_epoll_wait (uint32_t vep_handle, struct epoll_event *events,
     }
 
   vep_session = vcl_session_get_w_handle (wrk, vep_handle);
+  if (!vep_session)
+    return VPPCOM_EBADFD;
+
   if (PREDICT_FALSE (!vep_session->is_vep))
     {
       clib_warning ("VCL<%d>: ERROR: vep_idx (%u) is not a vep!",