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authorDave Barach <dave@barachs.net>2016-11-09 11:28:36 -0500
committerDave Barach <dave@barachs.net>2016-11-09 11:29:58 -0500
commit8d2e0e02433b0097898c332aa0aeedb34c223a6f (patch)
treece77af48df355d3de6bafe4837cc93440e02f5cc /vnet
parent8c83ef01c42ad218ec2803a790625085702cd38a (diff)
Fix a batch of coverity warnings, VPP-486
Change-Id: I0379844824b4c2eb42588d0fb8e1a7eb441e923f Signed-off-by: Dave Barach <dave@barachs.net>
Diffstat (limited to 'vnet')
-rw-r--r--vnet/vnet/devices/dpdk/cli.c13
-rw-r--r--vnet/vnet/devices/dpdk/init.c2
-rw-r--r--vnet/vnet/ip/ip6_neighbor.c3
3 files changed, 16 insertions, 2 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;
diff --git a/vnet/vnet/devices/dpdk/init.c b/vnet/vnet/devices/dpdk/init.c
index e06d6bf2834..ee22b9a2753 100644
--- a/vnet/vnet/devices/dpdk/init.c
+++ b/vnet/vnet/devices/dpdk/init.c
@@ -739,7 +739,7 @@ dpdk_lib_init (dpdk_main_t * dm)
if (devconf->hqos_enabled)
{
rv = dpdk_port_setup_hqos (xd, &devconf->hqos);
- if (rv < 0)
+ if (rv)
return rv;
}
diff --git a/vnet/vnet/ip/ip6_neighbor.c b/vnet/vnet/ip/ip6_neighbor.c
index 7a63a73c454..5585c95824f 100644
--- a/vnet/vnet/ip/ip6_neighbor.c
+++ b/vnet/vnet/ip/ip6_neighbor.c
@@ -1063,7 +1063,8 @@ icmp6_neighbor_solicitation_or_advertisement (vlib_main_t * vm,
vlib_buffer_advance(p0, - ethernet_buffer_header_size(p0));
eth0 = vlib_buffer_get_current(p0);
clib_memcpy(eth0->dst_address, eth0->src_address, 6);
- clib_memcpy(eth0->src_address, eth_if0->address, 6);
+ if (eth_if0)
+ clib_memcpy(eth0->src_address, eth_if0->address, 6);
/* Setup input and output sw_if_index for packet */
ASSERT(vnet_buffer(p0)->sw_if_index[VLIB_RX] == sw_if_index0);