Paul Gofman : ws2_32/tests: Don't fail the test in test_wsaioctl() if only one interface is available.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: e695982db3144fa1712440efbb8c53979fccaa91
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=e695982db3144fa1712440efb...

Author: Paul Gofman <pgofman(a)codeweavers.com>
Date:   Thu Dec 17 12:38:30 2020 +0300

ws2_32/tests: Don't fail the test in test_wsaioctl() if only one interface is available.

Fixes test failure on Testbot.

Signed-off-by: Paul Gofman <pgofman(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/ws2_32/tests/sock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dlls/ws2_32/tests/sock.c b/dlls/ws2_32/tests/sock.c
index 98cc3881853..2b0a7354f4b 100644
--- a/dlls/ws2_32/tests/sock.c
+++ b/dlls/ws2_32/tests/sock.c
@@ -10530,7 +10530,7 @@ static void test_wsaioctl(void)
     ok(size && size != 0xdeadbeef && !(size % sizeof(INTERFACE_INFO)), "Got unexpected size %u.\n", size);
 
     size = 0xdeadbeef;
-    ret = WSAIoctl(s, SIO_GET_INTERFACE_LIST, NULL, 0, buffer, sizeof(INTERFACE_INFO), &size, NULL, NULL);
+    ret = WSAIoctl(s, SIO_GET_INTERFACE_LIST, NULL, 0, buffer, sizeof(INTERFACE_INFO) - 1, &size, NULL, NULL);
     ok(ret == -1, "Got unexpected ret %d.\n", ret);
     ok(WSAGetLastError() == WSAEFAULT, "Got unexpected error %d.\n", WSAGetLastError());
     ok(!size, "Got unexpected size %u.\n", size);