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fs/ntfs3: Fix insertion of attr in ni_ins_attr_ext

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Do not try to insert attribute if there is no room in record.

Reviewed-by: Kari Argillander <kari.argillander@gmail.com>
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
This commit is contained in:
Konstantin Komarov 2021-09-08 18:39:53 +03:00
parent 880301bb31
commit ee9d4810aa
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1 changed files with 7 additions and 0 deletions
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7
fs/ntfs3/frecord.c
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@ -953,6 +953,13 @@ static int ni_ins_attr_ext(struct ntfs_inode *ni, struct ATTR_LIST_ENTRY *le,
continue;
}
/*
* Do not try to insert this attribute
* if there is no room in record.
*/
if (le32_to_cpu(mi->mrec->used) + asize > sbi->record_size)
continue;
/* Try to insert attribute into this subrecord. */
attr = ni_ins_new_attr(ni, mi, le, type, name, name_len, asize,
name_off, svcn, ins_le);