From 8b8cc76fa47fe0819e5e52e29c6674e799df646e Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sat, 29 Jun 2002 23:35:02 +0000 Subject: Update. 2002-06-18 Amos Waterland * sysdeps/pthread/aio_cancel.c (aio_cancel): Add check for invalid file descriptor. * sysdeps/pthread/aio_fsync.c (aio_fsync): Add check for invalid fd; add check for fd not open for writing. * sysdeps/pthread/aio_suspend.c (aio_suspend): Add check for completed element(s) and do not suspend thread if so. Patch heavily modified by drepper. * rt/tst-aio7.c: New file. Regression test for problems which the above three changes fix. * rt/Makefile (tests): Add tst-aio7. * rt/tst-aio6.c: Fix comment. --- sysdeps/pthread/aio_cancel.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'sysdeps/pthread/aio_cancel.c') diff --git a/sysdeps/pthread/aio_cancel.c b/sysdeps/pthread/aio_cancel.c index c2fe6da9ee..d62586b903 100644 --- a/sysdeps/pthread/aio_cancel.c +++ b/sysdeps/pthread/aio_cancel.c @@ -1,5 +1,5 @@ /* Cancel requests associated with given file descriptor. - Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc. + Copyright (C) 1997, 1998, 2000, 2002 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1997. @@ -43,6 +43,13 @@ aio_cancel (fildes, aiocbp) struct requestlist *req = NULL; int result = AIO_ALLDONE; + /* If fildes is invalid, error. */ + if (fcntl (fildes, F_GETFL) < 0) + { + __set_errno (EBADF); + return -1; + } + /* Request the mutex. */ pthread_mutex_lock (&__aio_requests_mutex); -- cgit v1.2.3