On Tue, Sep 22, 2015 at 02:26:51PM +0200, Andreas Gruenbacher wrote:
> Now that the xattr handler is passed to the xattr handler operations, we
> have access to the attribute name prefix, so simplify the squashfs xattr
> handlers a bit.
>
> Signed-off-by: Andreas Gruenbacher <agruenba@xxxxxxxxxx>
> ---
> fs/squashfs/xattr.c | 90 ++++++++++++++++++-----------------------------------
> 1 file changed, 31 insertions(+), 59 deletions(-)
>
> diff --git a/fs/squashfs/xattr.c b/fs/squashfs/xattr.c
> index 4ae1e4f..6a4cc34 100644
> --- a/fs/squashfs/xattr.c
> +++ b/fs/squashfs/xattr.c
> @@ -212,96 +212,68 @@ failed:
> }
>
>
> -/*
> - * User namespace support
> - */
> -static size_t squashfs_user_list(const struct xattr_handler *handler,
> - struct dentry *d, char *list, size_t list_size,
> - const char *name, size_t name_len)
> +static size_t squashfs_xattr_handler_list(const struct xattr_handler *handler,
> + struct dentry *d, char *list,
> + size_t list_size, const char *name,
> + size_t name_len)
> {
> - if (list && XATTR_USER_PREFIX_LEN <= list_size)
> - memcpy(list, XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN);
> - return XATTR_USER_PREFIX_LEN;
> + int len = strlen(handler->prefix);
> +
> + if (list && len <= list_size)
> + memcpy(list, handler->prefix, len);
> + return len;
IS it just me or is this handler broke before and after this patch? It
only copies out the prefix, but not the actual xattr name.
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