diff options
Diffstat (limited to 'fs/nfs/nfs4proc.c')
| -rw-r--r-- | fs/nfs/nfs4proc.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 4bfc33ad0563..400a70b3be7b 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -2461,14 +2461,15 @@ static int _nfs4_open_and_get_state(struct nfs4_opendata *opendata, dentry = opendata->dentry; if (d_really_is_negative(dentry)) { - /* FIXME: Is this d_drop() ever needed? */ + struct dentry *alias; d_drop(dentry); - dentry = d_add_unique(dentry, igrab(state->inode)); - if (dentry == NULL) { - dentry = opendata->dentry; - } else if (dentry != ctx->dentry) { + alias = d_exact_alias(dentry, state->inode); + if (!alias) + alias = d_splice_alias(igrab(state->inode), dentry); + /* d_splice_alias() can't fail here - it's a non-directory */ + if (alias) { dput(ctx->dentry); - ctx->dentry = dget(dentry); + ctx->dentry = dentry = alias; } nfs_set_verifier(dentry, nfs_save_change_attribute(d_inode(opendata->dir))); |