With shrink_pgdat_span() out of the way, we now always have a valid
zone.

Cc: Andrew Morton <[email protected]>
Cc: Oscar Salvador <[email protected]>
Cc: David Hildenbrand <[email protected]>
Cc: Michal Hocko <[email protected]>
Cc: Pavel Tatashin <[email protected]>
Cc: Dan Williams <[email protected]>
Cc: Wei Yang <[email protected]>
Signed-off-by: David Hildenbrand <[email protected]>
---
 mm/memory_hotplug.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index bf5173e7913d..f294918f7211 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -337,7 +337,7 @@ static unsigned long find_smallest_section_pfn(int nid, 
struct zone *zone,
                if (unlikely(pfn_to_nid(start_pfn) != nid))
                        continue;
 
-               if (zone && zone != page_zone(pfn_to_page(start_pfn)))
+               if (zone != page_zone(pfn_to_page(start_pfn)))
                        continue;
 
                return start_pfn;
@@ -362,7 +362,7 @@ static unsigned long find_biggest_section_pfn(int nid, 
struct zone *zone,
                if (unlikely(pfn_to_nid(pfn) != nid))
                        continue;
 
-               if (zone && zone != page_zone(pfn_to_page(pfn)))
+               if (zone != page_zone(pfn_to_page(pfn)))
                        continue;
 
                return pfn;
-- 
2.21.0

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