drivers/base/memory.c: In function 'show_valid_zones':
drivers/base/memory.c:384:22: warning: unused variable 'zone_prev' [-Wunused-variable]
struct zone *zone, *zone_prev;
^
Signed-off-by: Zhang Zhen <zhenzhang.zhang@xxxxxxxxxx>
---
drivers/base/memory.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index efd456c..7c5d871 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -381,7 +381,7 @@ static ssize_t show_valid_zones(struct device *dev,
unsigned long start_pfn, end_pfn;
unsigned long nr_pages = PAGES_PER_SECTION * sections_per_block;
struct page *first_page;
- struct zone *zone, *zone_prev;
+ struct zone *zone;
start_pfn = section_nr_to_pfn(mem->start_section_nr);
end_pfn = start_pfn + nr_pages;
--
1.8.1.4
--
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