Re: [PATCH] xattr: Fix setting security xattrs on sockfs

From: Casey Schaufler
Date: Thu Nov 03 2016 - 12:25:28 EST


On 11/3/2016 9:00 AM, Andreas Gruenbacher wrote:
> On Thu, Nov 3, 2016 at 4:51 PM, Casey Schaufler <casey@xxxxxxxxxxxxxxxx> wrote:
>> On 11/3/2016 6:45 AM, Andreas Gruenbacher wrote:
>>> Casey, the first patch broke filesystems that support setxattr for some xattrs
>>> but not security xattrs. Here's an updated patch; could you please test?
>> This patch does not fix the problem. I am back to EOPTNOTSUP.
> Ah, I forgot to register the new sockfs xattr handler. Does this help?

Yes. With this addition it looks good.

>
> Thanks,
> Andreas
>
> ---
> net/socket.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/net/socket.c b/net/socket.c
> index 816392a..9820725 100644
> --- a/net/socket.c
> +++ b/net/socket.c
> @@ -357,6 +357,7 @@ static const struct xattr_handler sockfs_security_xattr_handler = {
>
> static const struct xattr_handler *sockfs_xattr_handlers[] = {
> &sockfs_xattr_handler,
> + &sockfs_security_xattr_handler,
> NULL
> };
>