[PATCH] mm/huge_memory.c: Remove unused variable unmap_success

From: Souptick Joarder
Date: Tue May 18 2021 - 16:10:09 EST


Kernel test robot throws below warning ->

mm/huge_memory.c: In function 'unmap_page':
>> mm/huge_memory.c:2345:7: warning: variable 'unmap_success' set but not used [-Wunused-but-set-variable]
2345 | bool unmap_success;
| ^~~~~~~~~~~~~

Remove the unused variable unmap_success.

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: Souptick Joarder <jrdr.linux@xxxxxxxxx>
---
mm/huge_memory.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 52ca04b905cf..ff79a12993c9 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2342,14 +2342,13 @@ static void unmap_page(struct page *page)
{
enum ttu_flags ttu_flags = TTU_IGNORE_MLOCK |
TTU_RMAP_LOCKED | TTU_SPLIT_HUGE_PMD;
- bool unmap_success;

VM_BUG_ON_PAGE(!PageHead(page), page);

if (PageAnon(page))
ttu_flags |= TTU_SPLIT_FREEZE;

- unmap_success = try_to_unmap(page, ttu_flags);
+ try_to_unmap(page, ttu_flags);
}

static void remap_page(struct page *page, unsigned int nr)
--
2.25.1