[PATCH] schannel/tests: Avoid dereferencing a null function pointer

[Alex Henrie]

Signed-off-by: Alex Henrie 
---
Fixes a test crash on my Windows 10 machine. We have seen the same crash
at least once on the test VMs too.

dlls/schannel/tests/main.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/dlls/schannel/tests/main.c b/dlls/schannel/tests/main.c
index 4240dd76cb..fb350d5e62 100644
--- a/dlls/schannel/tests/main.c
+++ b/dlls/schannel/tests/main.c
@@ -213,6 +213,11 @@ static void testGetInfo(void)
     pTables = getNextSecPkgTable(pTables, Version);
     if (!pTables)
         return;
+    if (!pTables->GetInfo)
+    {
+        win_skip("GetInfo function missing\n");
+        return;
+    }
     status = pTables->GetInfo(&PackageInfo);
     ok(status == STATUS_SUCCESS ||
        status == SEC_E_UNSUPPORTED_FUNCTION, /* win2k3 */