commit b7b2562f7252878e18de60c24f320052076f9de8
author Rasmus Villemoes <linux@rasmusvillemoes.dk> Mon Jul 10 15:51:17 2017 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> Mon Jul 10 16:32:34 2017 -0700
tree f5b30652d73cbfe14e010044489bc06b37d62bcf
parent 9dcdcea11491f6eee65bd1b352293ca01e4b7997

kernel/groups.c: use sort library function

setgroups is not exactly a hot path, so we might as well use the library
function instead of open-coding the sorting.  Saves ~150 bytes.

Link: http://lkml.kernel.org/r/1497301378-22739-1-git-send-email-linux@rasmusvillemoes.dk
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Matthew Wilcox <mawilcox@microsoft.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>