mm/memory_hotplug.c: remove unused local zone_type from __remove_zone()

__remove_zone() sets up up zone_type, but never uses it for anything. This does not cause a warning, due to the (necessary) use of -Wno-unused-but-set-variable. However, it's noise, so just delete it. Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: John Hubbard <[email protected]> Acked-by: Michal Hocko <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
berg · Jul 10, 2017 · a52149f · a52149f
1 parent d09b646
commit a52149f
Showing 1 changed file with 0 additions and 3 deletions.
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
@@ -580,11 +580,8 @@ static void __remove_zone(struct zone *zone, unsigned long start_pfn)
 {
 	struct pglist_data *pgdat = zone->zone_pgdat;
 	int nr_pages = PAGES_PER_SECTION;
-	int zone_type;
 	unsigned long flags;
 
-	zone_type = zone - pgdat->node_zones;
-
 	pgdat_resize_lock(zone->zone_pgdat, &flags);
 	shrink_zone_span(zone, start_pfn, start_pfn + nr_pages);
 	shrink_pgdat_span(pgdat, start_pfn, start_pfn + nr_pages);