Make device close cleaner.

[tinc] / src / mingw / device.c

diff --git a/src/mingw/device.c b/src/mingw/device.c
index 0642725..85c0c7b 100644 (file)
--- a/src/mingw/device.c
+++ b/src/mingw/device.c
@@ -213,10 +213,11 @@ static bool setup_device(void) {
 }
 
 static void close_device(void) {
-       CloseHandle(device_handle);
+       CloseHandle(device_handle); device_handle = INVALID_HANDLE_VALUE;
 
-       free(device);
-       free(iface);
+       free(device); device = NULL;
+       free(iface); iface = NULL;
+       device_info = NULL;
 }
 
 static bool read_packet(vpn_packet_t *packet) {