Re: [PATCH] mm/memblock: remove redundant assignment to variable max_addr

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On Fri, Feb 28, 2020 at 11:50:03PM +0000, Colin King wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> 
> The variable max_addr is being initialized with a value that is never
> read and it is being updated later with a new value.  The initialization
> is redundant and can be removed.
> 
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>

Reviewed-by: Mike Rapoport <rppt@xxxxxxxxxxxxx>

> ---
>  mm/memblock.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/mm/memblock.c b/mm/memblock.c
> index eba94ee3de0b..4d06bbaded0f 100644
> --- a/mm/memblock.c
> +++ b/mm/memblock.c
> @@ -1698,7 +1698,7 @@ static phys_addr_t __init_memblock __find_max_addr(phys_addr_t limit)
>  
>  void __init memblock_enforce_memory_limit(phys_addr_t limit)
>  {
> -	phys_addr_t max_addr = PHYS_ADDR_MAX;
> +	phys_addr_t max_addr;
>  
>  	if (!limit)
>  		return;
> -- 
> 2.25.0
> 

-- 
Sincerely yours,
Mike.





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