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Subject[PATCH] mm/page_alloc: redundant definition variables of pfn in for loop
Date
This variable pfn is defined repeatedly, so it can be deleted.

Signed-off-by: huxiang <huxiang@uniontech.com>
---
mm/page_alloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index cfc728739..740224232 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -3277,7 +3277,7 @@ void free_unref_page_list(struct list_head *list)

local_irq_save(flags);
list_for_each_entry_safe(page, next, list, lru) {
- unsigned long pfn = page_private(page);
+ pfn = page_private(page);

set_page_private(page, 0);
trace_mm_page_free_batched(page);
--
2.20.1


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