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* [jpirko-mlxsw:net_queue 21/21] fs/afs/dir.c:942 afs_lookup() warn: argument 2 to %lu specifier is cast from pointer
@ 2020-11-24  8:51 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2020-11-24  8:51 UTC (permalink / raw)
  To: kbuild

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CC: kbuild-all(a)lists.01.org
TO: Eyal Birger <eyal.birger@gmail.com>
CC: Jakub Kicinski <kuba@kernel.org>

tree:   https://github.com/jpirko/linux_mlxsw net_queue
head:   d549699048b4b5c22dd710455bcdb76966e55aa3
commit: d549699048b4b5c22dd710455bcdb76966e55aa3 [21/21] net/packet: fix packet receive on L3 devices without visible hard header
:::::: branch date: 7 hours ago
:::::: commit date: 7 hours ago
config: i386-randconfig-m021-20201124 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

New smatch warnings:
fs/afs/dir.c:942 afs_lookup() warn: argument 2 to %lu specifier is cast from pointer
fs/afs/dir.c:942 afs_lookup() warn: argument 2 to %lx specifier is cast from pointer

Old smatch warnings:
fs/afs/dir.c:942 afs_lookup() warn: argument 3 to %lu specifier is cast from pointer
fs/afs/dir.c:942 afs_lookup() warn: argument 3 to %lx specifier is cast from pointer

vim +942 fs/afs/dir.c

6f8880d8e68155 David Howells  2018-04-09  925  
08e0e7c82eeade David Howells  2007-04-26  926  /*
08e0e7c82eeade David Howells  2007-04-26  927   * look up an entry in a directory
08e0e7c82eeade David Howells  2007-04-26  928   */
260a980317dac8 David Howells  2007-04-26  929  static struct dentry *afs_lookup(struct inode *dir, struct dentry *dentry,
00cd8dd3bf95f2 Al Viro        2012-06-10  930  				 unsigned int flags)
08e0e7c82eeade David Howells  2007-04-26  931  {
5cf9dd55a0ec26 David Howells  2018-04-09  932  	struct afs_vnode *dvnode = AFS_FS_I(dir);
40a708bd622b78 David Howells  2020-01-14  933  	struct afs_fid fid = {};
08e0e7c82eeade David Howells  2007-04-26  934  	struct inode *inode;
34b2a88fb4aa4d Al Viro        2018-06-24  935  	struct dentry *d;
00d3b7a4533e36 David Howells  2007-04-26  936  	struct key *key;
08e0e7c82eeade David Howells  2007-04-26  937  	int ret;
08e0e7c82eeade David Howells  2007-04-26  938  
3b6492df4153b8 David Howells  2018-10-20  939  	_enter("{%llx:%llu},%p{%pd},",
5cf9dd55a0ec26 David Howells  2018-04-09  940  	       dvnode->fid.vid, dvnode->fid.vnode, dentry, dentry);
260a980317dac8 David Howells  2007-04-26  941  
2b0143b5c986be David Howells  2015-03-17 @942  	ASSERTCMP(d_inode(dentry), ==, NULL);
08e0e7c82eeade David Howells  2007-04-26  943  
45222b9e02fb28 David Howells  2007-05-10  944  	if (dentry->d_name.len >= AFSNAMEMAX) {
08e0e7c82eeade David Howells  2007-04-26  945  		_leave(" = -ENAMETOOLONG");
08e0e7c82eeade David Howells  2007-04-26  946  		return ERR_PTR(-ENAMETOOLONG);
08e0e7c82eeade David Howells  2007-04-26  947  	}
08e0e7c82eeade David Howells  2007-04-26  948  
5cf9dd55a0ec26 David Howells  2018-04-09  949  	if (test_bit(AFS_VNODE_DELETED, &dvnode->flags)) {
08e0e7c82eeade David Howells  2007-04-26  950  		_leave(" = -ESTALE");
08e0e7c82eeade David Howells  2007-04-26  951  		return ERR_PTR(-ESTALE);
08e0e7c82eeade David Howells  2007-04-26  952  	}
08e0e7c82eeade David Howells  2007-04-26  953  
5cf9dd55a0ec26 David Howells  2018-04-09  954  	key = afs_request_key(dvnode->volume->cell);
00d3b7a4533e36 David Howells  2007-04-26  955  	if (IS_ERR(key)) {
00d3b7a4533e36 David Howells  2007-04-26  956  		_leave(" = %ld [key]", PTR_ERR(key));
e231c2ee64eb1c David Howells  2008-02-07  957  		return ERR_CAST(key);
00d3b7a4533e36 David Howells  2007-04-26  958  	}
00d3b7a4533e36 David Howells  2007-04-26  959  
5cf9dd55a0ec26 David Howells  2018-04-09  960  	ret = afs_validate(dvnode, key);
260a980317dac8 David Howells  2007-04-26  961  	if (ret < 0) {
260a980317dac8 David Howells  2007-04-26  962  		key_put(key);
260a980317dac8 David Howells  2007-04-26  963  		_leave(" = %d [val]", ret);
260a980317dac8 David Howells  2007-04-26  964  		return ERR_PTR(ret);
260a980317dac8 David Howells  2007-04-26  965  	}
260a980317dac8 David Howells  2007-04-26  966  
6f8880d8e68155 David Howells  2018-04-09  967  	if (dentry->d_name.len >= 4 &&
6f8880d8e68155 David Howells  2018-04-09  968  	    dentry->d_name.name[dentry->d_name.len - 4] == '@' &&
6f8880d8e68155 David Howells  2018-04-09  969  	    dentry->d_name.name[dentry->d_name.len - 3] == 's' &&
6f8880d8e68155 David Howells  2018-04-09  970  	    dentry->d_name.name[dentry->d_name.len - 2] == 'y' &&
6f8880d8e68155 David Howells  2018-04-09  971  	    dentry->d_name.name[dentry->d_name.len - 1] == 's')
6f8880d8e68155 David Howells  2018-04-09  972  		return afs_lookup_atsys(dir, dentry, key);
6f8880d8e68155 David Howells  2018-04-09  973  
d55b4da4331efd David Howells  2018-04-06  974  	afs_stat_v(dvnode, n_lookup);
5cf9dd55a0ec26 David Howells  2018-04-09  975  	inode = afs_do_lookup(dir, dentry, key);
bec5eb6141308a wanglei        2010-08-11  976  	key_put(key);
f52b83b0b1c40a David Howells  2020-01-14  977  	if (inode == ERR_PTR(-ENOENT))
34b2a88fb4aa4d Al Viro        2018-06-24  978  		inode = afs_try_auto_mntpt(dentry, dir);
40a708bd622b78 David Howells  2020-01-14  979  
40a708bd622b78 David Howells  2020-01-14  980  	if (!IS_ERR_OR_NULL(inode))
40a708bd622b78 David Howells  2020-01-14  981  		fid = AFS_FS_I(inode)->fid;
40a708bd622b78 David Howells  2020-01-14  982  
fed79fd7834027 David Howells  2020-06-09  983  	_debug("splice %p", dentry->d_inode);
34b2a88fb4aa4d Al Viro        2018-06-24  984  	d = d_splice_alias(inode, dentry);
80548b03991f58 David Howells  2019-04-25  985  	if (!IS_ERR_OR_NULL(d)) {
34b2a88fb4aa4d Al Viro        2018-06-24  986  		d->d_fsdata = dentry->d_fsdata;
40a708bd622b78 David Howells  2020-01-14  987  		trace_afs_lookup(dvnode, &d->d_name, &fid);
80548b03991f58 David Howells  2019-04-25  988  	} else {
40a708bd622b78 David Howells  2020-01-14  989  		trace_afs_lookup(dvnode, &dentry->d_name, &fid);
80548b03991f58 David Howells  2019-04-25  990  	}
e49c7b2f6de7ff David Howells  2020-04-10  991  	_leave("");
34b2a88fb4aa4d Al Viro        2018-06-24  992  	return d;
ec26815ad847db David Howells  2007-04-26  993  }
^1da177e4c3f41 Linus Torvalds 2005-04-16  994  

:::::: The code at line 942 was first introduced by commit
:::::: 2b0143b5c986be1ce8408b3aadc4709e0a94429d VFS: normal filesystems (and lustre): d_inode() annotations

:::::: TO: David Howells <dhowells@redhat.com>
:::::: CC: Al Viro <viro@zeniv.linux.org.uk>

---
0-DAY CI Kernel Test Service, Intel Corporation
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