Re: [PATCH] tmpfs: clear S_ISGID when setting posix ACLs

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On Tue, Jan 10, 2017 at 09:03:01AM +0100, Jan Kara wrote:
> On Mon 09-01-17 09:34:48, Gu Zheng wrote:
> > This change was missed the tmpfs modification in In CVE-2016-7097
> > commit 073931017b49 ("posix_acl: Clear SGID bit when setting
> > file permissions")
> > It can test by xfstest generic/375, which failed to clear
> > setgid bit in the following test case on tmpfs:
> > 
> >   touch $testfile
> >   chown 100:100 $testfile
> >   chmod 2755 $testfile
> >   _runas -u 100 -g 101 -- setfacl -m u::rwx,g::rwx,o::rwx $testfile
> > 
> > Signed-off-by: Gu Zheng <guzheng1@xxxxxxxxxx>
> 
> Thanks. The patch looks good. You can add:
> 
> Reviewed-by: Jan Kara <jack@xxxxxxx>
> 
> Al, will you please merge it? Thanks!

Already applied, actually...
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