diff options
| -rw-r--r-- | src/vnet/config.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/src/vnet/config.c b/src/vnet/config.c index 59375746af5..4e9fa36dfc3 100644 --- a/src/vnet/config.c +++ b/src/vnet/config.c @@ -331,11 +331,16 @@ vnet_config_add_feature (vlib_main_t * vm, f->feature_index = feature_index; f->node_index = node_index; - n_feature_config_u32s = - round_pow2 (n_feature_config_bytes, - sizeof (f->feature_config[0])) / - sizeof (f->feature_config[0]); - vec_add (f->feature_config, feature_config, n_feature_config_u32s); + if (n_feature_config_bytes) + { + n_feature_config_u32s = + round_pow2 (n_feature_config_bytes, + sizeof (f->feature_config[0])) / + sizeof (f->feature_config[0]); + vec_validate (f->feature_config, n_feature_config_u32s - 1); + clib_memcpy_fast (f->feature_config, feature_config, + n_feature_config_bytes); + } /* Sort (prioritize) features. */ if (vec_len (new_features) > 1) |