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debugfs: ->d_parent is never NULL or negative
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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@ -621,9 +621,6 @@ void debugfs_remove(struct dentry *dentry)
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return;
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parent = dentry->d_parent;
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if (!parent || d_really_is_negative(parent))
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return;
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inode_lock(d_inode(parent));
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ret = __debugfs_remove(dentry, parent);
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inode_unlock(d_inode(parent));
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@ -654,10 +651,6 @@ void debugfs_remove_recursive(struct dentry *dentry)
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if (IS_ERR_OR_NULL(dentry))
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return;
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parent = dentry->d_parent;
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if (!parent || d_really_is_negative(parent))
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return;
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parent = dentry;
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down:
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inode_lock(d_inode(parent));
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