mm/z3fold: remove unneeded PAGE_HEADLESS check in free_handle()

The only caller z3fold_free() never calls free_handle() in PAGE_HEADLESS
case.  Remove this unneeded check.

Link: https://lkml.kernel.org/r/20220308134311.59086-9-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Vitaly Wool <vitaly.wool@konsulko.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/z3fold.c b/mm/z3fold.c
index 867c590..83b5a35 100644 (file)
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -297,9 +297,6 @@ static inline void free_handle(unsigned long handle, struct z3fold_header *zhdr)
        int i;
        bool is_free;
 
-       if (handle & (1 << PAGE_HEADLESS))
-               return;
-
        if (WARN_ON(*(unsigned long *)handle == 0))
                return;