diff options
Diffstat (limited to 'sysdeps/posix/cuserid.c')
| -rw-r--r-- | sysdeps/posix/cuserid.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sysdeps/posix/cuserid.c b/sysdeps/posix/cuserid.c index 68de92ae64..5d9ef83c33 100644 --- a/sysdeps/posix/cuserid.c +++ b/sysdeps/posix/cuserid.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1996, 1998 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1996, 1998, 1999 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -34,7 +34,8 @@ cuserid (s) struct passwd pwent; struct passwd *pwptr; - if (__getpwuid_r (__geteuid (), &pwent, buf, sizeof (buf), &pwptr)) + if (__getpwuid_r (__geteuid (), &pwent, buf, sizeof (buf), &pwptr) + || pwptr == NULL) { if (s != NULL) s[0] = '\0'; |