ext4: do not delete unlinked inode from orphan list on failed truncate
It is possible that unlinked inode enters ext4_setattr() (e.g. if somebody calls ftruncate(2) on unlinked but still open file). In such case we should not delete the inode from the orphan list if truncate fails. Note that this is mostly a theoretical concern as filesystem is corrupted if we reach this path anyway but let's be consistent in our orphan handling. Reviewed-by: Ira Weiny <ira.weiny@intel.com> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Theodore Ts'o <tytso@mit.edu> Cc: stable@kernel.org
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@ -5625,7 +5625,7 @@ int ext4_setattr(struct dentry *dentry, struct iattr *attr)
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up_write(&EXT4_I(inode)->i_data_sem);
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ext4_journal_stop(handle);
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if (error) {
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if (orphan)
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if (orphan && inode->i_nlink)
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ext4_orphan_del(NULL, inode);
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goto err_out;
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}
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