On 09/05, Chen Gang wrote:
>
> From b12fa5a9263cf4c044988e59f0071f4bcc132215 Mon Sep 17 00:00:00 2001
> From: Chen Gang <gang.chen.5i5j@xxxxxxxxx>
> Date: Sat, 5 Sep 2015 21:49:56 +0800
> Subject: [PATCH] mm/mmap.c: Remove useless statement "vma = NULL" in
> find_vma()
>
> Before the main looping, vma is already is NULL, so need not set it to
> NULL, again.
>
> Signed-off-by: Chen Gang <gang.chen.5i5j@xxxxxxxxx>
Reviewed-by: Oleg Nesterov <oleg@xxxxxxxxxx>
> ---
> mm/mmap.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/mm/mmap.c b/mm/mmap.c
> index df6d5f0..4db7cf0 100644
> --- a/mm/mmap.c
> +++ b/mm/mmap.c
> @@ -2054,7 +2054,6 @@ struct vm_area_struct *find_vma(struct mm_struct *mm, unsigned long addr)
> return vma;
>
> rb_node = mm->mm_rb.rb_node;
> - vma = NULL;
>
> while (rb_node) {
> struct vm_area_struct *tmp;
> --
> 1.9.3
>
>
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