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Diffstat (limited to 'fs/ntfs3/xattr.c')
-rw-r--r--fs/ntfs3/xattr.c51
1 files changed, 27 insertions, 24 deletions
diff --git a/fs/ntfs3/xattr.c b/fs/ntfs3/xattr.c
index 5e0e0280e70d..6ae1f56b7358 100644
--- a/fs/ntfs3/xattr.c
+++ b/fs/ntfs3/xattr.c
@@ -118,7 +118,7 @@ static int ntfs_read_ea(struct ntfs_inode *ni, struct EA_FULL **ea,
run_init(&run);
- err = attr_load_runs(attr_ea, ni, &run, NULL);
+ err = attr_load_runs_range(ni, ATTR_EA, NULL, 0, &run, 0, size);
if (!err)
err = ntfs_read_run_nb(sbi, &run, 0, ea_p, size, NULL);
run_close(&run);
@@ -444,6 +444,11 @@ update_ea:
/* Delete xattr, ATTR_EA */
ni_remove_attr_le(ni, attr, mi, le);
} else if (attr->non_res) {
+ err = attr_load_runs_range(ni, ATTR_EA, NULL, 0, &ea_run, 0,
+ size);
+ if (err)
+ goto out;
+
err = ntfs_sb_write_run(sbi, &ea_run, 0, ea_all, size, 0);
if (err)
goto out;
@@ -478,8 +483,7 @@ out:
}
#ifdef CONFIG_NTFS3_FS_POSIX_ACL
-static struct posix_acl *ntfs_get_acl_ex(struct user_namespace *mnt_userns,
- struct inode *inode, int type,
+static struct posix_acl *ntfs_get_acl_ex(struct inode *inode, int type,
int locked)
{
struct ntfs_inode *ni = ntfs_i(inode);
@@ -514,7 +518,7 @@ static struct posix_acl *ntfs_get_acl_ex(struct user_namespace *mnt_userns,
/* Translate extended attribute to acl. */
if (err >= 0) {
- acl = posix_acl_from_xattr(mnt_userns, buf, err);
+ acl = posix_acl_from_xattr(&init_user_ns, buf, err);
} else if (err == -ENODATA) {
acl = NULL;
} else {
@@ -537,8 +541,7 @@ struct posix_acl *ntfs_get_acl(struct inode *inode, int type, bool rcu)
if (rcu)
return ERR_PTR(-ECHILD);
- /* TODO: init_user_ns? */
- return ntfs_get_acl_ex(&init_user_ns, inode, type, 0);
+ return ntfs_get_acl_ex(inode, type, 0);
}
static noinline int ntfs_set_acl_ex(struct user_namespace *mnt_userns,
@@ -547,28 +550,23 @@ static noinline int ntfs_set_acl_ex(struct user_namespace *mnt_userns,
{
const char *name;
size_t size, name_len;
- void *value = NULL;
- int err = 0;
+ void *value;
+ int err;
int flags;
+ umode_t mode;
if (S_ISLNK(inode->i_mode))
return -EOPNOTSUPP;
+ mode = inode->i_mode;
switch (type) {
case ACL_TYPE_ACCESS:
/* Do not change i_mode if we are in init_acl */
if (acl && !init_acl) {
- umode_t mode;
-
err = posix_acl_update_mode(mnt_userns, inode, &mode,
&acl);
if (err)
- goto out;
-
- if (inode->i_mode != mode) {
- inode->i_mode = mode;
- mark_inode_dirty(inode);
- }
+ return err;
}
name = XATTR_NAME_POSIX_ACL_ACCESS;
name_len = sizeof(XATTR_NAME_POSIX_ACL_ACCESS) - 1;
@@ -595,7 +593,7 @@ static noinline int ntfs_set_acl_ex(struct user_namespace *mnt_userns,
value = kmalloc(size, GFP_NOFS);
if (!value)
return -ENOMEM;
- err = posix_acl_to_xattr(mnt_userns, acl, value, size);
+ err = posix_acl_to_xattr(&init_user_ns, acl, value, size);
if (err < 0)
goto out;
flags = 0;
@@ -604,8 +602,13 @@ static noinline int ntfs_set_acl_ex(struct user_namespace *mnt_userns,
err = ntfs_set_ea(inode, name, name_len, value, size, flags, 0);
if (err == -ENODATA && !size)
err = 0; /* Removing non existed xattr. */
- if (!err)
+ if (!err) {
set_cached_acl(inode, type, acl);
+ if (inode->i_mode != mode) {
+ inode->i_mode = mode;
+ mark_inode_dirty(inode);
+ }
+ }
out:
kfree(value);
@@ -641,7 +644,7 @@ static int ntfs_xattr_get_acl(struct user_namespace *mnt_userns,
if (!acl)
return -ENODATA;
- err = posix_acl_to_xattr(mnt_userns, acl, buffer, size);
+ err = posix_acl_to_xattr(&init_user_ns, acl, buffer, size);
posix_acl_release(acl);
return err;
@@ -665,12 +668,12 @@ static int ntfs_xattr_set_acl(struct user_namespace *mnt_userns,
if (!value) {
acl = NULL;
} else {
- acl = posix_acl_from_xattr(mnt_userns, value, size);
+ acl = posix_acl_from_xattr(&init_user_ns, value, size);
if (IS_ERR(acl))
return PTR_ERR(acl);
if (acl) {
- err = posix_acl_valid(mnt_userns, acl);
+ err = posix_acl_valid(&init_user_ns, acl);
if (err)
goto release_and_out;
}
@@ -706,13 +709,13 @@ int ntfs_init_acl(struct user_namespace *mnt_userns, struct inode *inode,
inode->i_default_acl = NULL;
}
- if (!acl)
- inode->i_acl = NULL;
- else {
+ if (acl) {
if (!err)
err = ntfs_set_acl_ex(mnt_userns, inode, acl,
ACL_TYPE_ACCESS, true);
posix_acl_release(acl);
+ } else {
+ inode->i_acl = NULL;
}
return err;