Don't attempt to deref OpenConn after it's been set to NULL. :)

1 files changed, 6 insertions, 4 deletions

diff --git a/release/sysinstall/ftp.c b/release/sysinstall/ftp.c
index 74fd593..3c91b748 100644
--- a/release/sysinstall/ftp.c
+++ b/release/sysinstall/ftp.c
@@ -4,7 +4,7 @@
  * This is probably the last attempt in the `sysinstall' line, the next
  * generation being slated to essentially a complete rewrite.
  *
- * $Id: ftp.c,v 1.32 1997/02/22 14:11:42 peter Exp $
+ * $Id: ftp.c,v 1.33 1997/10/03 03:32:03 jkh Exp $
  *
  * Copyright (c) 1995
  *	Jordan Hubbard.  All rights reserved.
@@ -197,12 +197,14 @@ mediaGetFTP(Device *dev, char *file, Boolean probe)
 
     try = file;
     while ((fp = ftpGet(OpenConn, try, 0)) == NULL) {
+	int ftperr = ftpErrno(OpenConn);
+
 	/* If a hard fail, try to "bounce" the ftp server to clear it */
-	if (ftpErrno(OpenConn) != 550) {
-	    dev->shutdown(dev);
-	    if (ftpErrno(OpenConn) != 421)	/* Timeout? */
+	if (ftperr != 550) {
+	    if (ftperr != 421)	/* Timeout? */
 		variable_unset(VAR_FTP_PATH);
 	    /* If we can't re-initialize, just forget it */
+	    dev->shutdown(dev);
 	    if (!dev->init(dev)) {
 		netDown(dev);
 		fclose(OpenConn);