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fs/ntfs3: Fix work with fragmented xattr

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[ Upstream commit 42f86b1226a42bfc79a7125af435432ad4680a32 ]

In some cases xattr is too fragmented,
so we need to load it before writing.

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Konstantin Komarov 2022-05-13 19:54:23 +03:00 committed by Greg Kroah-Hartman
parent c9215e9018
commit d875be57a2
1 changed files with 6 additions and 1 deletions
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7
fs/ntfs3/xattr.c
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@ -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;