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Diffstat (limited to 'slirp')
-rw-r--r--slirp/tcp_subr.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/slirp/tcp_subr.c b/slirp/tcp_subr.c
index 5890d7a827..1542e43619 100644
--- a/slirp/tcp_subr.c
+++ b/slirp/tcp_subr.c
@@ -124,7 +124,7 @@ tcp_respond(struct tcpcb *tp, struct tcpiphdr *ti, struct mbuf *m,
if (tp)
win = sbspace(&tp->t_socket->so_rcv);
if (m == NULL) {
- if ((m = m_get(tp->t_socket->slirp)) == NULL)
+ if (!tp || (m = m_get(tp->t_socket->slirp)) == NULL)
return;
tlen = 0;
m->m_data += IF_MAXLINKHDR;