diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/sp/protocol/pubsub0/sub.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/sp/protocol/pubsub0/sub.c b/src/sp/protocol/pubsub0/sub.c index 9f3f2283..a40ee073 100644 --- a/src/sp/protocol/pubsub0/sub.c +++ b/src/sp/protocol/pubsub0/sub.c @@ -493,7 +493,9 @@ sub0_ctx_subscribe(void *arg, const void *buf, size_t sz, nni_type t) NNI_FREE_STRUCT(new_topic); return (NNG_ENOMEM); } - memcpy(new_topic->buf, buf, sz); + if (buf && new_topic->buf) { + memcpy(new_topic->buf, buf, sz); + } new_topic->len = sz; nni_list_append(&ctx->topics, new_topic); nni_mtx_unlock(&sock->lk); |