Commit b81de061 authored by Konstantin Khlebnikov's avatar Konstantin Khlebnikov Committed by Miklos Szeredi

ovl: copy new uid/gid into overlayfs runtime inode

Overlayfs must update uid/gid after chown, otherwise functions
like inode_owner_or_capable() will check user against stale uid.
Catched by xfstests generic/087, it chowns file and calls utimes.
Signed-off-by: default avatarKonstantin Khlebnikov <koct9i@gmail.com>
Signed-off-by: default avatarMiklos Szeredi <miklos@szeredi.hu>
Cc: <stable@vger.kernel.org>
parent 45d11738
......@@ -65,6 +65,8 @@ int ovl_setattr(struct dentry *dentry, struct iattr *attr)
inode_lock(upperdentry->d_inode);
err = notify_change(upperdentry, attr, NULL);
if (!err)
ovl_copyattr(upperdentry->d_inode, dentry->d_inode);
inode_unlock(upperdentry->d_inode);
}
ovl_drop_write(dentry);
......
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