From cb182378d7e8350b85ff1034352458711486bd14 Mon Sep 17 00:00:00 2001 From: Joseph Myers Date: Fri, 30 Oct 2009 20:52:15 +0000 Subject: [PATCH] Fix m68k fchownat for empty file names. [BZ #10609] * sysdeps/unix/sysv/linux/m68k/fchownat.c (fchownat): Fix handling of empty parameters for file names. --- ChangeLog.m68k | 6 ++++++ sysdeps/unix/sysv/linux/m68k/fchownat.c | 8 +++++++- 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/ChangeLog.m68k b/ChangeLog.m68k index 41ede0155f..59be68cc07 100644 --- a/ChangeLog.m68k +++ b/ChangeLog.m68k @@ -1,3 +1,9 @@ +2009-10-30 Joseph Myers + + [BZ #10609] + * sysdeps/unix/sysv/linux/m68k/fchownat.c (fchownat): Fix handling + of empty parameters for file names. + 2009-09-06 Andreas Schwab * sysdeps/unix/sysv/linux/m68k/____longjmp_chk.c: New file. diff --git a/sysdeps/unix/sysv/linux/m68k/fchownat.c b/sysdeps/unix/sysv/linux/m68k/fchownat.c index 6cc093222d..cbf5380994 100644 --- a/sysdeps/unix/sysv/linux/m68k/fchownat.c +++ b/sysdeps/unix/sysv/linux/m68k/fchownat.c @@ -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/