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SubjectRe: [RFC v2 1/1] shiftfs: uid/gid shifting bind mount
On Mon, Feb 20, 2017 at 04:47:05PM -0800, James Bottomley wrote:

> +static struct dentry *shiftfs_lookup(struct inode *dir, struct dentry *dentry,
> + unsigned int flags)
> +{
> + struct dentry *real = dir->i_private, *new;
> + struct inode *reali = real->d_inode, *newi;

newi needs to be initialized to NULL. Otherwise if a file does not
exist, we try to call d_splice_alias() with uninitialized value of newi.

This crashes for the new file creation case.


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