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fat: Cleanup msdos_lookup()
Use same style with vfat_lookup(). Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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parent
1c13a243a4
commit
45cfbe3547
1 changed files with 21 additions and 17 deletions
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@ -203,33 +203,37 @@ static struct dentry *msdos_lookup(struct inode *dir, struct dentry *dentry,
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{
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struct super_block *sb = dir->i_sb;
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struct fat_slot_info sinfo;
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struct inode *inode = NULL;
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int res;
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dentry->d_op = &msdos_dentry_operations;
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struct inode *inode;
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int err;
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lock_super(sb);
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res = msdos_find(dir, dentry->d_name.name, dentry->d_name.len, &sinfo);
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if (res == -ENOENT)
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goto add;
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if (res < 0)
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goto out;
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err = msdos_find(dir, dentry->d_name.name, dentry->d_name.len, &sinfo);
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if (err) {
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if (err == -ENOENT) {
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inode = NULL;
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goto out;
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}
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goto error;
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}
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inode = fat_build_inode(sb, sinfo.de, sinfo.i_pos);
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brelse(sinfo.bh);
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if (IS_ERR(inode)) {
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res = PTR_ERR(inode);
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goto out;
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err = PTR_ERR(inode);
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goto error;
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}
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add:
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res = 0;
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out:
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unlock_super(sb);
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dentry->d_op = &msdos_dentry_operations;
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dentry = d_splice_alias(inode, dentry);
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if (dentry)
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dentry->d_op = &msdos_dentry_operations;
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out:
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return dentry;
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error:
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unlock_super(sb);
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if (!res)
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return dentry;
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return ERR_PTR(res);
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return ERR_PTR(err);
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}
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/***** Creates a directory entry (name is already formatted). */
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