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Fix m68k fchownat for empty file names.

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[BZ #10609]
	* sysdeps/unix/sysv/linux/m68k/fchownat.c (fchownat): Fix handling
	of empty parameters for file names.
This commit is contained in:
Joseph Myers 2009-10-30 20:52:15 +00:00
parent a896552ef1
commit cb182378d7
2 changed files with 13 additions and 1 deletions
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6
ChangeLog.m68k
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@ -1,3 +1,9 @@
2009-10-30 Joseph Myers <joseph@codesourcery.com>
[BZ #10609]
* sysdeps/unix/sysv/linux/m68k/fchownat.c (fchownat): Fix handling
of empty parameters for file names.
2009-09-06 Andreas Schwab <schwab@linux-m68k.org>
* sysdeps/unix/sysv/linux/m68k/____longjmp_chk.c: New file.

8
sysdeps/unix/sysv/linux/m68k/fchownat.c
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@ -1,4 +1,4 @@
/* Copyright (C) 2005, 2006 Free Software Foundation, Inc.
/* Copyright (C) 2005, 2006, 2009 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
@ -51,6 +51,12 @@ fchownat (int fd, const char *file, uid_t owner, gid_t group, int flag)
if (fd != AT_FDCWD && file[0] != '/')
{
size_t filelen = strlen (file);
if (__builtin_expect (filelen == 0, 0))
{
__set_errno (ENOENT);
return -1;
}
static const char procfd[] = "/proc/self/fd/%d/%s";
/* Buffer for the path name we are going to use. It consists of
- the string /proc/self/fd/