net/socket.c: Fix fd leak in net_socket_listen_init() error paths

Fix a leak of a file descriptor due to missing closesocket() calls
in error paths in net_socket_listen_init().

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/net/socket.c b/net/socket.c
index aaf9be48e2..c9d70d388e 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -427,12 +427,14 @@ static int net_socket_listen_init(VLANState *vlan,
     if (ret < 0) {
         perror("bind");
         g_free(s);
+        closesocket(fd);
         return -1;
     }
     ret = listen(fd, 0);
     if (ret < 0) {
         perror("listen");
         g_free(s);
+        closesocket(fd);
         return -1;
     }
     s->vlan = vlan;