From f6a3a521802904ef352b0827a8c00b405cc9f46b Mon Sep 17 00:00:00 2001
From: Lawson Whitney <lawson_whitney@juno.com>
Date: Thu, 14 Feb 2002 19:20:12 +0000
Subject: [PATCH] Protect against NULL wsaddrlen in ws_sockaddr_alloc.

---
 dlls/winsock/socket.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/winsock/socket.c b/dlls/winsock/socket.c
index c2dd88d6354..ed0800156cb 100644
--- a/dlls/winsock/socket.c
+++ b/dlls/winsock/socket.c
@@ -838,12 +838,12 @@ static const struct sockaddr* ws_sockaddr_ws2u(const struct WS_sockaddr* wsaddr,
 /* allocates a Unix sockaddr structure to receive the data */
 inline struct sockaddr* ws_sockaddr_alloc(const struct WS_sockaddr* wsaddr, int* wsaddrlen, int* uaddrlen)
 {
+    if (wsaddr==NULL)
+        return NULL;
     if (*wsaddrlen==0)
         *uaddrlen=0;
     else
         *uaddrlen=max(sizeof(struct sockaddr),*wsaddrlen);
-    if (wsaddr==NULL)
-        return NULL;
 
     return malloc(*uaddrlen);
 }