[JFFS2] Don't strip sgid bit from inode permissions

<viro> dwmw2: anyway, removing sgid from directories or from
       files without S_IXGRP is a plain and simple bug
<viro> these days you don't need that logics at all - simply remove it

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
1 file changed