3 files changed, 7 insertions, 0 deletions
diff --git a/src/transport/inproc/inproc.c b/src/transport/inproc/inproc.c
index 3f013f92..ae0972d5 100644
--- a/src/transport/inproc/inproc.c
+++ b/src/transport/inproc/inproc.c
@@ -182,6 +182,7 @@ nni_inproc_pipe_get_addr(void *arg, void *buf, size_t *szp)
 	nni_inproc_pipe *p = arg;
 	nni_sockaddr     sa;
 
+	memset(&sa, 0, sizeof(sa));
 	sa.s_un.s_inproc.sa_family = NNG_AF_INPROC;
 	nni_strlcpy(sa.s_un.s_inproc.sa_path, p->addr,
 	    sizeof(sa.s_un.s_inproc.sa_path));
diff --git a/src/transport/tcp/tcp.c b/src/transport/tcp/tcp.c
index 37bd49c7..2e0b023a 100644
--- a/src/transport/tcp/tcp.c
+++ b/src/transport/tcp/tcp.c
@@ -413,6 +413,7 @@ nni_tcp_pipe_getopt_locaddr(void *arg, void *v, size_t *szp)
 	int           rv;
 	nng_sockaddr  sa;
 
+	memset(&sa, 0, sizeof(sa));
 	if ((rv = nni_plat_tcp_pipe_sockname(p->tpp, &sa)) == 0) {
 		rv = nni_getopt_sockaddr(&sa, v, szp);
 	}
@@ -426,6 +427,7 @@ nni_tcp_pipe_getopt_remaddr(void *arg, void *v, size_t *szp)
 	int           rv;
 	nng_sockaddr  sa;
 
+	memset(&sa, 0, sizeof(sa));
 	if ((rv = nni_plat_tcp_pipe_peername(p->tpp, &sa)) == 0) {
 		rv = nni_getopt_sockaddr(&sa, v, szp);
 	}
diff --git a/src/transport/zerotier/zerotier.c b/src/transport/zerotier/zerotier.c
index ddb8779e..e306c85a 100644
--- a/src/transport/zerotier/zerotier.c
+++ b/src/transport/zerotier/zerotier.c
@@ -2679,6 +2679,8 @@ zt_pipe_getopt_locaddr(void *arg, void *data, size_t *szp)
 {
 	zt_pipe *    p = arg;
 	nng_sockaddr sa;
+
+	memset(&sa, 0, sizeof(sa));
 	sa.s_un.s_zt.sa_family = NNG_AF_ZT;
 	sa.s_un.s_zt.sa_nwid   = p->zp_nwid;
 	sa.s_un.s_zt.sa_nodeid = p->zp_laddr >> zt_port_shift;
@@ -2691,6 +2693,8 @@ zt_pipe_getopt_remaddr(void *arg, void *data, size_t *szp)
 {
 	zt_pipe *    p = arg;
 	nng_sockaddr sa;
+
+	memset(&sa, 0, sizeof(sa));
 	sa.s_un.s_zt.sa_family = NNG_AF_ZT;
 	sa.s_un.s_zt.sa_nwid   = p->zp_nwid;
 	sa.s_un.s_zt.sa_nodeid = p->zp_raddr >> zt_port_shift;