wininet: Don't try to read anything if 0 bytes are to be read.

[Robert Shearman]

---
  dlls/wininet/netconnection.c |    5 +++++
  1 files changed, 5 insertions(+), 0 deletions(-)
-------------- next part --------------
diff --git a/dlls/wininet/netconnection.c b/dlls/wininet/netconnection.c
index 8a4c72b..2418b97 100644
--- a/dlls/wininet/netconnection.c
+++ b/dlls/wininet/netconnection.c
@@ -498,6 +498,11 @@ BOOL NETCON_recv(WININET_NETCONNECTION *
 		int *recvd /* out */)
 {
     if (!NETCON_connected(connection)) return FALSE;
+    if (!len)
+    {
+        *recvd = 0;
+        return TRUE;
+    }
     if (!connection->useSSL)
     {
 	*recvd = recv(connection->socketFD, buf, len, flags);