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authorUlrich Drepper <drepper@redhat.com>2008-10-31 14:27:36 +0000
committerUlrich Drepper <drepper@redhat.com>2008-10-31 14:27:36 +0000
commit4bed549a2277f911397ca59189ae71f79750f400 (patch)
tree0aac6faff2726fd62a37eb9c1844b930cc1c43b7 /posix
parent3cf449180c18bee7e1c8374a6583cb11d4a39ca7 (diff)
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[BZ #6980]
	* debug/getgroups_chk.c (__getgroups_chk): Return EINVAL error for
	negative sizees.
	* posix/bits/unistd.h (getgroups): Call __getgroups_chk for
	negative __size.
Diffstat (limited to 'posix')
-rw-r--r--posix/bits/unistd.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/posix/bits/unistd.h b/posix/bits/unistd.h
index efd7f75a50..e29b4cca46 100644
--- a/posix/bits/unistd.h
+++ b/posix/bits/unistd.h
@@ -1,5 +1,5 @@
 /* Checking macros for unistd functions.
-   Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2006, 2007, 2008 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
@@ -267,7 +267,7 @@ __NTH (getgroups (int __size, __gid_t __list[]))
 {
   if (__bos (__list) != (size_t) -1)
     {
-      if (!__builtin_constant_p (__size))
+      if (!__builtin_constant_p (__size) || __size < 0)
 	return __getgroups_chk (__size, __list, __bos (__list));
 
       if (__size * sizeof (__gid_t) > __bos (__list))