From: Jim Meyering <jim@meyering.net>
Date: Tue, 9 Nov 1993 13:21:32 +0000 (+0000)
Subject: merge with 1.9
X-Git-Tag: v2.22-rc1~347^2~10^2~83
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9ce912900a9ac50fc54a62f716715257359c960d;p=thirdparty%2Futil-linux.git

merge with 1.9
---

diff --git a/login-utils/su.c b/login-utils/su.c
index 7669aef1ae..6ea70e51c8 100644
--- a/login-utils/su.c
+++ b/login-utils/su.c
@@ -331,6 +331,11 @@ correct_password (pw)
     return 1;
 
   unencrypted = getpass ("Password:");
+  if (unencrypted == NULL)
+    {
+      error (0, 0, "getpass: cannot open /dev/tty");
+      return 0;
+    }
   encrypted = crypt (unencrypted, correct);
   bzero (unencrypted, strlen (unencrypted));
   return strcmp (encrypted, correct) == 0;