Make device close cleaner.

[tinc] / src / bsd / device.c

diff --git a/src/bsd/device.c b/src/bsd/device.c
index 145b79e..49508bc 100644 (file)
--- a/src/bsd/device.c
+++ b/src/bsd/device.c
@@ -197,9 +197,11 @@ static void close_device(void) {
                default:
                        close(device_fd);
        }
+       device_fd = -1;
 
-       free(device);
-       free(iface);
+       free(device); device = NULL;
+       free(iface); iface = NULL;
+       device_info = NULL;
 }
 
 static bool read_packet(vpn_packet_t *packet) {