Fix a batch of coverity warnings, VPP-486

Change-Id: I0379844824b4c2eb42588d0fb8e1a7eb441e923f
Signed-off-by: Dave Barach <dave@barachs.net>

1 files changed, 13 insertions, 0 deletions

diff --git a/vnet/vnet/devices/dpdk/cli.c b/vnet/vnet/devices/dpdk/cli.c
index 85c3e8038f3..c8a1d067a1c 100644
--- a/vnet/vnet/devices/dpdk/cli.c
+++ b/vnet/vnet/devices/dpdk/cli.c
@@ -1188,6 +1188,10 @@ set_dpdk_if_hqos_tctbl (vlib_main_t * vm, unformat_input_t * input,
 
   /* Detect the set of worker threads */
   uword *p = hash_get_mem (tm->thread_registrations_by_name, "workers");
+  /* Should never happen, shut up Coverity warning */
+  if (p == 0)
+    return clib_error_return (0, "no worker registrations?");
+
   vlib_thread_registration_t *tr = (vlib_thread_registration_t *) p[0];
   int worker_thread_first = tr->first_index;
   int worker_thread_count = tr->count;
@@ -1224,6 +1228,10 @@ set_dpdk_if_hqos_pktfield (vlib_main_t * vm, unformat_input_t * input,
 
   /* Detect the set of worker threads */
   uword *p = hash_get_mem (tm->thread_registrations_by_name, "workers");
+  /* Should never happen, shut up Coverity warning */
+  if (p == 0)
+    return clib_error_return (0, "no worker registrations?");
+
   vlib_thread_registration_t *tr = (vlib_thread_registration_t *) p[0];
   int worker_thread_first = tr->first_index;
   int worker_thread_count = tr->count;
@@ -1426,6 +1434,11 @@ show_dpdk_if_hqos (vlib_main_t * vm, unformat_input_t * input,
 
   /* Detect the set of worker threads */
   p = hash_get_mem (tm->thread_registrations_by_name, "workers");
+
+  /* Should never happen, shut up Coverity warning */
+  if (p == 0)
+    return clib_error_return (0, "no worker registrations?");
+
   tr = (vlib_thread_registration_t *) p[0];
 
   cfg = &devconf->hqos;