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udf: Convert udf_link() to new directory iteration code

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Convert udf_link() to use new directory iteration code for adding entry
into the directory.

Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2022-10-06 14:59:11 +02:00
parent 00bce6f792
commit dbfb102d16
1 changed files with 8 additions and 14 deletions
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22
fs/udf/namei.c
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@ -1222,27 +1222,21 @@ static int udf_link(struct dentry *old_dentry, struct inode *dir,
struct dentry *dentry)
{
struct inode *inode = d_inode(old_dentry);
struct udf_fileident_bh fibh;
struct fileIdentDesc cfi, *fi;
struct udf_fileident_iter iter;
int err;
fi = udf_add_entry(dir, dentry, &fibh, &cfi, &err);
if (!fi) {
err = udf_fiiter_add_entry(dir, dentry, &iter);
if (err)
return err;
}
cfi.icb.extLength = cpu_to_le32(inode->i_sb->s_blocksize);
cfi.icb.extLocation = cpu_to_lelb(UDF_I(inode)->i_location);
iter.fi.icb.extLength = cpu_to_le32(inode->i_sb->s_blocksize);
iter.fi.icb.extLocation = cpu_to_lelb(UDF_I(inode)->i_location);
if (UDF_SB(inode->i_sb)->s_lvid_bh) {
*(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
*(__le32 *)((struct allocDescImpUse *)iter.fi.icb.impUse)->impUse =
cpu_to_le32(lvid_get_unique_id(inode->i_sb));
}
udf_write_fi(dir, &cfi, fi, &fibh, NULL, NULL);
if (UDF_I(dir)->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)
mark_inode_dirty(dir);
udf_fiiter_write_fi(&iter, NULL);
udf_fiiter_release(&iter);
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
inc_nlink(inode);
inode->i_ctime = current_time(inode);
mark_inode_dirty(inode);