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-rw-r--r--src/plugins/memif/device.c14
-rw-r--r--src/plugins/memif/memif.c7
-rw-r--r--src/plugins/memif/memif_api.c7
-rw-r--r--src/plugins/memif/socket.c13
4 files changed, 29 insertions, 12 deletions
diff --git a/src/plugins/memif/device.c b/src/plugins/memif/device.c
index c76825349f3..aff18f2df6b 100644
--- a/src/plugins/memif/device.c
+++ b/src/plugins/memif/device.c
@@ -31,7 +31,8 @@
#define foreach_memif_tx_func_error \
_(NO_FREE_SLOTS, "no free tx slots") \
_(TRUNC_PACKET, "packet > buffer size -- truncated in tx ring") \
-_(PENDING_MSGS, "pending msgs in tx ring")
+_(PENDING_MSGS, "pending msgs in tx ring") \
+_(NO_TX_QUEUES, "no tx queues")
typedef enum
{
@@ -169,6 +170,13 @@ memif_interface_tx_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
u8 tx_queues = vec_len (mif->tx_queues);
memif_queue_t *mq;
+ if (PREDICT_FALSE (tx_queues == 0))
+ {
+ vlib_error_count (vm, node->node_index, MEMIF_TX_ERROR_NO_TX_QUEUES,
+ n_left);
+ goto error;
+ }
+
if (tx_queues < vec_len (vlib_mains))
{
qid = thread_index % tx_queues;
@@ -249,7 +257,6 @@ memif_interface_tx_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
n_left);
}
- vlib_buffer_free (vm, vlib_frame_args (frame), frame->n_vectors);
if ((ring->flags & MEMIF_RING_FLAG_MASK_INT) == 0 && mq->int_fd > -1)
{
u64 b = 1;
@@ -257,6 +264,9 @@ memif_interface_tx_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
mq->int_count++;
}
+error:
+ vlib_buffer_free (vm, vlib_frame_args (frame), frame->n_vectors);
+
return frame->n_vectors;
}
diff --git a/src/plugins/memif/memif.c b/src/plugins/memif/memif.c
index af81faf2711..7e2d947f426 100644
--- a/src/plugins/memif/memif.c
+++ b/src/plugins/memif/memif.c
@@ -611,8 +611,11 @@ memif_create_if (vlib_main_t * vm, memif_create_if_args_t * args)
}
else
{
- ret = VNET_API_ERROR_SYSCALL_ERROR_3;
- goto error;
+ error = clib_error_return (0, "File exists for %s",
+ socket_filename);
+ clib_error_report (error);
+ rv = VNET_API_ERROR_VALUE_EXIST;
+ goto done;
}
}
pool_get (mm->socket_files, msf);
diff --git a/src/plugins/memif/memif_api.c b/src/plugins/memif/memif_api.c
index 2b7b792ae20..89afdb8d681 100644
--- a/src/plugins/memif/memif_api.c
+++ b/src/plugins/memif/memif_api.c
@@ -201,13 +201,16 @@ vl_api_memif_delete_t_handler (vl_api_memif_delete_t * mp)
vl_api_memif_delete_reply_t *rmp;
vnet_hw_interface_t *hi =
vnet_get_sup_hw_interface (vnm, ntohl (mp->sw_if_index));
- memif_if_t *mif = pool_elt_at_index (mm->interfaces, hi->dev_instance);
+ memif_if_t *mif;
int rv = 0;
if (hi == NULL || memif_device_class.index != hi->dev_class_index)
rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
else
- rv = memif_delete_if (vm, mif);
+ {
+ mif = pool_elt_at_index (mm->interfaces, hi->dev_instance);
+ rv = memif_delete_if (vm, mif);
+ }
REPLY_MACRO (VL_API_MEMIF_DELETE_REPLY);
}
diff --git a/src/plugins/memif/socket.c b/src/plugins/memif/socket.c
index a3c8d544b7d..79ae07bef15 100644
--- a/src/plugins/memif/socket.c
+++ b/src/plugins/memif/socket.c
@@ -115,7 +115,7 @@ memif_msg_enq_hello (int fd)
h->max_region = MEMIF_MAX_REGION;
h->max_log2_ring_size = MEMIF_MAX_LOG2_RING_SIZE;
s = format (0, "VPP %s%c", VPP_BUILD_VER, 0);
- strncpy ((char *) h->name, (char *) s, sizeof (h->name));
+ strncpy ((char *) h->name, (char *) s, sizeof (h->name) - 1);
vec_free (s);
return memif_msg_send (fd, &msg, -1);
}
@@ -134,9 +134,10 @@ memif_msg_enq_init (memif_if_t * mif)
i->id = mif->id;
i->mode = mif->mode;
s = format (0, "VPP %s%c", VPP_BUILD_VER, 0);
- strncpy ((char *) i->name, (char *) s, sizeof (i->name));
+ strncpy ((char *) i->name, (char *) s, sizeof (i->name) - 1);
if (mif->secret)
- strncpy ((char *) i->secret, (char *) mif->secret, sizeof (i->secret));
+ strncpy ((char *) i->secret, (char *) mif->secret,
+ sizeof (i->secret) - 1);
vec_free (s);
}
@@ -189,7 +190,7 @@ memif_msg_enq_connect (memif_if_t * mif)
e->msg.type = MEMIF_MSG_TYPE_CONNECT;
e->fd = -1;
s = format (0, "%U%c", format_memif_device_name, mif->dev_instance, 0);
- strncpy ((char *) c->if_name, (char *) s, sizeof (c->if_name));
+ strncpy ((char *) c->if_name, (char *) s, sizeof (c->if_name) - 1);
vec_free (s);
}
@@ -204,7 +205,7 @@ memif_msg_enq_connected (memif_if_t * mif)
e->msg.type = MEMIF_MSG_TYPE_CONNECTED;
e->fd = -1;
s = format (0, "%U%c", format_memif_device_name, mif->dev_instance, 0);
- strncpy ((char *) c->if_name, (char *) s, sizeof (c->if_name));
+ strncpy ((char *) c->if_name, (char *) s, sizeof (c->if_name) - 1);
vec_free (s);
}
@@ -216,7 +217,7 @@ memif_msg_send_disconnect (memif_if_t * mif, clib_error_t * err)
memif_msg_disconnect_t *d = &msg.disconnect;
d->code = err->code;
- strncpy ((char *) d->string, (char *) err->what, sizeof (d->string));
+ strncpy ((char *) d->string, (char *) err->what, sizeof (d->string) - 1);
return memif_msg_send (mif->conn_fd, &msg, -1);
}