From ff01c2a19657a234bdc489b86648f655cbe4d99c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20Hentschel?= <nerv@dawncrow.de>
Date: Sun, 19 Jul 2015 23:11:52 +0200
Subject: [PATCH] ws2_32: Pass correct buffer length to WS_inet_ntop
 (Coverity).

---
 dlls/ws2_32/socket.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dlls/ws2_32/socket.c b/dlls/ws2_32/socket.c
index 4fe3a0b2a94..d7e5276da3c 100644
--- a/dlls/ws2_32/socket.c
+++ b/dlls/ws2_32/socket.c
@@ -7663,12 +7663,14 @@ INT WINAPI WSAAddressToStringA( LPSOCKADDR sockaddr, DWORD len,
     case WS_AF_INET6:
     {
         struct WS_sockaddr_in6 *sockaddr6 = (LPSOCKADDR_IN6) sockaddr;
+        size_t slen;
 
         buffer[0] = 0;
         if (len < sizeof(SOCKADDR_IN6)) return SOCKET_ERROR;
         if ((sockaddr6->sin6_port))
             strcpy(buffer, "[");
-        if (!WS_inet_ntop(WS_AF_INET6, &sockaddr6->sin6_addr, buffer+strlen(buffer), sizeof(buffer)))
+        slen = strlen(buffer);
+        if (!WS_inet_ntop(WS_AF_INET6, &sockaddr6->sin6_addr, &buffer[slen], sizeof(buffer) - slen))
         {
             SetLastError(WSAEINVAL);
             return SOCKET_ERROR;