[reactos] 02/02: [WS2_32] Check that the handle table is initialized before accessing it.

[Jérôme Gardou]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=0d41593749d21c51ee7812...

commit 0d41593749d21c51ee78121f47a50a269ab80b7e
Author:     Jérôme Gardou [e-mail]
AuthorDate: Wed Mar 17 18:00:38 2021 +0100
Commit:     Jérôme Gardou [e-mail]
CommitDate: Wed Mar 17 18:53:12 2021 +0100

[WS2_32] Check that the handle table is initialized before accessing it.
---
 dll/win32/ws2_32/src/dsocket.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dll/win32/ws2_32/src/dsocket.c b/dll/win32/ws2_32/src/dsocket.c
index ddc220ef25c..11486c22439 100644
--- a/dll/win32/ws2_32/src/dsocket.c
+++ b/dll/win32/ws2_32/src/dsocket.c
@@ -142,8 +142,8 @@ WsSockGetSocket(IN SOCKET Handle)
     PWSSOCKET Socket;

/* Let WAH do the translation */
-    if ((Socket = (PWSSOCKET)WahReferenceContextByHandle(WsSockHandleTable,
-                                                         (HANDLE)Handle)))
+    if ((WsSockHandleTable != NULL) &&
+        (Socket = (PWSSOCKET)WahReferenceContextByHandle(WsSockHandleTable, (HANDLE)Handle)))
     {
         return Socket;
     }