xfs_symlink.c (9a87ffc99ec8eb8d35eed7c4f816d75f5cc9662e) xfs_symlink.c (d9041681dd2f5334529a68868c9266631c384de4)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (c) 2000-2006 Silicon Graphics, Inc.
4 * Copyright (c) 2012-2013 Red Hat, Inc.
5 * All rights reserved.
6 */
7#include "xfs.h"
8#include "xfs_shared.h"

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18#include "xfs_bmap_btree.h"
19#include "xfs_quota.h"
20#include "xfs_symlink.h"
21#include "xfs_trans_space.h"
22#include "xfs_trace.h"
23#include "xfs_trans.h"
24#include "xfs_ialloc.h"
25#include "xfs_error.h"
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (c) 2000-2006 Silicon Graphics, Inc.
4 * Copyright (c) 2012-2013 Red Hat, Inc.
5 * All rights reserved.
6 */
7#include "xfs.h"
8#include "xfs_shared.h"

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18#include "xfs_bmap_btree.h"
19#include "xfs_quota.h"
20#include "xfs_symlink.h"
21#include "xfs_trans_space.h"
22#include "xfs_trace.h"
23#include "xfs_trans.h"
24#include "xfs_ialloc.h"
25#include "xfs_error.h"
26#include "xfs_health.h"
26
27/* ----- Kernel only functions below ----- */
28int
29xfs_readlink_bmap_ilocked(
30 struct xfs_inode *ip,
31 char *link)
32{
33 struct xfs_mount *mp = ip->i_mount;

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103 struct xfs_mount *mp = ip->i_mount;
104 xfs_fsize_t pathlen;
105 int error = -EFSCORRUPTED;
106
107 trace_xfs_readlink(ip);
108
109 if (xfs_is_shutdown(mp))
110 return -EIO;
27
28/* ----- Kernel only functions below ----- */
29int
30xfs_readlink_bmap_ilocked(
31 struct xfs_inode *ip,
32 char *link)
33{
34 struct xfs_mount *mp = ip->i_mount;

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104 struct xfs_mount *mp = ip->i_mount;
105 xfs_fsize_t pathlen;
106 int error = -EFSCORRUPTED;
107
108 trace_xfs_readlink(ip);
109
110 if (xfs_is_shutdown(mp))
111 return -EIO;
112 if (xfs_ifork_zapped(ip, XFS_DATA_FORK))
113 return -EIO;
111
112 xfs_ilock(ip, XFS_ILOCK_SHARED);
113
114 pathlen = ip->i_disk_size;
115 if (!pathlen)
116 goto out;
117
118 if (pathlen < 0 || pathlen > XFS_SYMLINK_MAXLEN) {

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115 xfs_ilock(ip, XFS_ILOCK_SHARED);
116
117 pathlen = ip->i_disk_size;
118 if (!pathlen)
119 goto out;
120
121 if (pathlen < 0 || pathlen > XFS_SYMLINK_MAXLEN) {

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