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Message-ID: <202107031322.gEALSMdt-lkp@intel.com>
Date: Sat, 3 Jul 2021 13:10:35 +0800
From: kernel test robot <lkp@...el.com>
To: "Darrick J. Wong" <djwong@...nel.org>
Cc: kbuild-all@...ts.01.org,
"Darrick J. Wong" <darrick.wong@...cle.com>,
linux-kernel@...r.kernel.org
Subject: [djwong-xfs:xfs-fixes-5.14 49/51] fs/xfs/xfs_ioctl32.c:500:3: error:
'error' undeclared; did you mean 'PG_error'?
tree: https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git xfs-fixes-5.14
head: de17bba3813af2ce6cb9de8db1a3909f40a65302
commit: 8395f4d02e4e9e5e47df5f6aac67419671bc6b5a [49/51] xfs: fix warnings in compat_ioctl code
config: mips-randconfig-r034-20210702 (attached as .config)
compiler: mips64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git/commit/?id=8395f4d02e4e9e5e47df5f6aac67419671bc6b5a
git remote add djwong-xfs https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git
git fetch --no-tags djwong-xfs xfs-fixes-5.14
git checkout 8395f4d02e4e9e5e47df5f6aac67419671bc6b5a
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross O=build_dir ARCH=mips SHELL=/bin/bash fs/xfs/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All error/warnings (new ones prefixed by >>):
fs/xfs/xfs_ioctl32.c: In function 'xfs_file_compat_ioctl':
>> fs/xfs/xfs_ioctl32.c:500:3: error: 'error' undeclared (first use in this function); did you mean 'PG_error'?
500 | error = mnt_want_write_file(filp);
| ^~~~~
| PG_error
fs/xfs/xfs_ioctl32.c:500:3: note: each undeclared identifier is reported only once for each function it appears in
>> fs/xfs/xfs_ioctl32.c:491:27: warning: this statement may fall through [-Wimplicit-fallthrough=]
491 | case XFS_IOC_SWAPEXT_32: {
| ^
fs/xfs/xfs_ioctl32.c:507:2: note: here
507 | case XFS_IOC_FSBULKSTAT_32:
| ^~~~
vim +500 fs/xfs/xfs_ioctl32.c
28750975ace79c fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 432
4d4be482a4d78c fs/xfs/linux-2.6/xfs_ioctl32.c Christoph Hellwig 2008-12-09 433 long
4d4be482a4d78c fs/xfs/linux-2.6/xfs_ioctl32.c Christoph Hellwig 2008-12-09 434 xfs_file_compat_ioctl(
d5547f9feea459 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 435 struct file *filp,
e0edd5962bd83d fs/xfs/linux-2.6/xfs_ioctl32.c Nathan Scott 2006-03-29 436 unsigned cmd,
4d4be482a4d78c fs/xfs/linux-2.6/xfs_ioctl32.c Christoph Hellwig 2008-12-09 437 unsigned long p)
^1da177e4c3f41 fs/xfs/linux-2.6/xfs_ioctl32.c Linus Torvalds 2005-04-16 438 {
496ad9aa8ef448 fs/xfs/xfs_ioctl32.c Al Viro 2013-01-23 439 struct inode *inode = file_inode(filp);
4d4be482a4d78c fs/xfs/linux-2.6/xfs_ioctl32.c Christoph Hellwig 2008-12-09 440 struct xfs_inode *ip = XFS_I(inode);
4529e6d7a6ab72 fs/xfs/xfs_ioctl32.c Christoph Hellwig 2019-08-15 441 void __user *arg = compat_ptr(p);
^1da177e4c3f41 fs/xfs/linux-2.6/xfs_ioctl32.c Linus Torvalds 2005-04-16 442
cca28fb83d9e60 fs/xfs/linux-2.6/xfs_ioctl32.c Christoph Hellwig 2010-06-24 443 trace_xfs_file_compat_ioctl(ip);
4d4be482a4d78c fs/xfs/linux-2.6/xfs_ioctl32.c Christoph Hellwig 2008-12-09 444
^1da177e4c3f41 fs/xfs/linux-2.6/xfs_ioctl32.c Linus Torvalds 2005-04-16 445 switch (cmd) {
a9d25bde1e9b24 fs/xfs/xfs_ioctl32.c Nick Bowler 2018-12-17 446 #if defined(BROKEN_X86_ALIGNMENT)
526c420c44b45b fs/xfs/linux-2.6/xfs_ioctl32.c Eric Sandeen 2005-09-05 447 case XFS_IOC_ALLOCSP_32:
526c420c44b45b fs/xfs/linux-2.6/xfs_ioctl32.c Eric Sandeen 2005-09-05 448 case XFS_IOC_FREESP_32:
526c420c44b45b fs/xfs/linux-2.6/xfs_ioctl32.c Eric Sandeen 2005-09-05 449 case XFS_IOC_ALLOCSP64_32:
837a6e7f5cdb5e fs/xfs/xfs_ioctl32.c Christoph Hellwig 2019-10-24 450 case XFS_IOC_FREESP64_32: {
d5547f9feea459 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 451 struct xfs_flock64 bf;
d5547f9feea459 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 452
d5547f9feea459 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 453 if (xfs_compat_flock64_copyin(&bf, arg))
b474c7ae4395ba fs/xfs/xfs_ioctl32.c Eric Sandeen 2014-06-22 454 return -EFAULT;
526c420c44b45b fs/xfs/linux-2.6/xfs_ioctl32.c Eric Sandeen 2005-09-05 455 cmd = _NATIVE_IOC(cmd, struct xfs_flock64);
837a6e7f5cdb5e fs/xfs/xfs_ioctl32.c Christoph Hellwig 2019-10-24 456 return xfs_ioc_space(filp, &bf);
d5547f9feea459 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 457 }
547e00c3c68126 fs/xfs/linux-2.6/xfs_ioctl32.c Michal Marek 2007-07-11 458 case XFS_IOC_FSGEOMETRY_V1_32:
f69e8091c4a2ae fs/xfs/xfs_ioctl32.c Christoph Hellwig 2021-02-03 459 return xfs_compat_ioc_fsgeometry_v1(ip->i_mount, arg);
471d59103167c8 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 460 case XFS_IOC_FSGROWFSDATA_32: {
471d59103167c8 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 461 struct xfs_growfs_data in;
8395f4d02e4e9e fs/xfs/xfs_ioctl32.c Darrick J. Wong 2021-06-27 462 int error;
471d59103167c8 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 463
471d59103167c8 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 464 if (xfs_compat_growfs_data_copyin(&in, arg))
b474c7ae4395ba fs/xfs/xfs_ioctl32.c Eric Sandeen 2014-06-22 465 return -EFAULT;
d9457dc0562499 fs/xfs/xfs_ioctl32.c Jan Kara 2012-06-12 466 error = mnt_want_write_file(filp);
d9457dc0562499 fs/xfs/xfs_ioctl32.c Jan Kara 2012-06-12 467 if (error)
d9457dc0562499 fs/xfs/xfs_ioctl32.c Jan Kara 2012-06-12 468 return error;
f69e8091c4a2ae fs/xfs/xfs_ioctl32.c Christoph Hellwig 2021-02-03 469 error = xfs_growfs_data(ip->i_mount, &in);
d9457dc0562499 fs/xfs/xfs_ioctl32.c Jan Kara 2012-06-12 470 mnt_drop_write_file(filp);
2451337dd04390 fs/xfs/xfs_ioctl32.c Dave Chinner 2014-06-25 471 return error;
471d59103167c8 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 472 }
471d59103167c8 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 473 case XFS_IOC_FSGROWFSRT_32: {
471d59103167c8 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 474 struct xfs_growfs_rt in;
8395f4d02e4e9e fs/xfs/xfs_ioctl32.c Darrick J. Wong 2021-06-27 475 int error;
471d59103167c8 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 476
471d59103167c8 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 477 if (xfs_compat_growfs_rt_copyin(&in, arg))
b474c7ae4395ba fs/xfs/xfs_ioctl32.c Eric Sandeen 2014-06-22 478 return -EFAULT;
d9457dc0562499 fs/xfs/xfs_ioctl32.c Jan Kara 2012-06-12 479 error = mnt_want_write_file(filp);
d9457dc0562499 fs/xfs/xfs_ioctl32.c Jan Kara 2012-06-12 480 if (error)
d9457dc0562499 fs/xfs/xfs_ioctl32.c Jan Kara 2012-06-12 481 return error;
f69e8091c4a2ae fs/xfs/xfs_ioctl32.c Christoph Hellwig 2021-02-03 482 error = xfs_growfs_rt(ip->i_mount, &in);
d9457dc0562499 fs/xfs/xfs_ioctl32.c Jan Kara 2012-06-12 483 mnt_drop_write_file(filp);
2451337dd04390 fs/xfs/xfs_ioctl32.c Dave Chinner 2014-06-25 484 return error;
471d59103167c8 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 485 }
^1da177e4c3f41 fs/xfs/linux-2.6/xfs_ioctl32.c Linus Torvalds 2005-04-16 486 #endif
e5d412f17846b0 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 487 /* long changes size, but xfs only copiese out 32 bits */
e5d412f17846b0 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 488 case XFS_IOC_GETVERSION_32:
e5d412f17846b0 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 489 cmd = _NATIVE_IOC(cmd, long);
4d4be482a4d78c fs/xfs/linux-2.6/xfs_ioctl32.c Christoph Hellwig 2008-12-09 490 return xfs_file_ioctl(filp, cmd, p);
3725867dccfb83 fs/xfs/linux-2.6/xfs_ioctl32.c Christoph Hellwig 2009-09-01 @491 case XFS_IOC_SWAPEXT_32: {
e5d412f17846b0 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 492 struct xfs_swapext sxp;
e5d412f17846b0 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 493 struct compat_xfs_swapext __user *sxu = arg;
e5d412f17846b0 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 494
e5d412f17846b0 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 495 /* Bulk copy in up to the sx_stat field, then copy bstat */
e5d412f17846b0 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 496 if (copy_from_user(&sxp, sxu,
e5d412f17846b0 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 497 offsetof(struct xfs_swapext, sx_stat)) ||
e5d412f17846b0 fs/xfs/linux-2.6/xfs_ioctl32.c sandeen@...deen.net 2008-11-25 498 xfs_ioctl32_bstat_copyin(&sxp.sx_stat, &sxu->sx_stat))
b474c7ae4395ba fs/xfs/xfs_ioctl32.c Eric Sandeen 2014-06-22 499 return -EFAULT;
d9457dc0562499 fs/xfs/xfs_ioctl32.c Jan Kara 2012-06-12 @500 error = mnt_want_write_file(filp);
:::::: The code at line 500 was first introduced by commit
:::::: d9457dc056249913a7abe8b71dc09e427e590e35 xfs: Convert to new freezing code
:::::: TO: Jan Kara <jack@...e.cz>
:::::: CC: Al Viro <viro@...iv.linux.org.uk>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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