Fix "tab-tab" at the change-folder prompt.

1 files changed, 3 insertions, 3 deletions

diff --git a/enter.c b/enter.c
index d69971a2..2beeeb0c 100644
--- a/enter.c
+++ b/enter.c
@@ -457,7 +457,7 @@ int _mutt_enter_string (char *buf, size_t buflen, int y, int x,
 	  {
 	    my_wcstombs (buf, buflen, state->wbuf, state->curpos);
 	    i = strlen (buf);
-	    if (buf[i - 1] == '=' &&
+	    if (i && buf[i - 1] == '=' &&
 		mutt_var_value_complete (buf, buflen, i))
 	      tabs = 0;
 	    else if (!mutt_command_complete (buf, buflen, i, tabs))
@@ -469,8 +469,8 @@ int _mutt_enter_string (char *buf, size_t buflen, int y, int x,
 	    my_wcstombs (buf, buflen, state->wbuf, state->curpos);
 
 	    /* see if the path has changed from the last time */
-	    if (tempbuf && templen == state->lastchar &&
-		!memcmp (tempbuf, state->wbuf, state->lastchar * sizeof (wchar_t)))
+	    if (!tempbuf || (templen == state->lastchar &&
+		!memcmp (tempbuf, state->wbuf, state->lastchar * sizeof (wchar_t))))
 	    {
 	      _mutt_select_file (buf, buflen, 0, multiple, files, numfiles);
 	      set_option (OPTNEEDREDRAW);