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SubjectRe: [PATCH] kasan: remove redundant initialization of variable 'real_size'
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On 02/06/2018 05:49 PM, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> Variable real_size is initialized with a value that is never read,
> it is re-assigned a new value later on, hence the initialization is
> redundant and can be removed.
>
> Cleans up clang warning:
> lib/test_kasan.c:422:21: warning: Value stored to 'real_size' during
> its initialization is never read
>
> Signed-off-by: Colin Ian King <colin.king@canonical.com>

Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com>

> ---
> lib/test_kasan.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/lib/test_kasan.c b/lib/test_kasan.c
> index a808d81b409d..dba0ffd45fd7 100644
> --- a/lib/test_kasan.c
> +++ b/lib/test_kasan.c
> @@ -419,7 +419,7 @@ static noinline void __init kasan_stack_oob(void)
> static noinline void __init ksize_unpoisons_memory(void)
> {
> char *ptr;
> - size_t size = 123, real_size = size;
> + size_t size = 123, real_size;
>
> pr_info("ksize() unpoisons the whole allocated chunk\n");
> ptr = kmalloc(size, GFP_KERNEL);
>

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