security.c: Remove Curl_sec_fflush_fd.

The current implementation would make us send wrong data on a closed
socket. We don't buffer our data so the method can be safely removed.

1 files changed, 0 insertions, 4 deletions

diff --git a/lib/ftp.c b/lib/ftp.c
index e3f93870f..f1376d730 100644
--- a/lib/ftp.c
+++ b/lib/ftp.c
@@ -3076,10 +3076,6 @@ static CURLcode ftp_done(struct connectdata *conn, CURLcode status,
   /* free the dir tree and file parts */
   freedirs(ftpc);
 
-#if defined(HAVE_KRB4) || defined(HAVE_GSSAPI)
-  Curl_sec_fflush_fd(conn, conn->sock[SECONDARYSOCKET]);
-#endif
-
   /* shut down the socket to inform the server we're done */
 
 #ifdef _WIN32_WCE