Re: [PATCH TRIVIAL] mm: Fix build warning in kmem_cache_create()

[Pekka Enberg]

On Sat, Jul 14, 2012 at 2:12 AM, Shuah Khan <shuah.khan@xxxxxx> wrote:
> The label oops is used in CONFIG_DEBUG_VM ifdef block and is defined
> outside ifdef CONFIG_DEBUG_VM block. This results in the following
> build warning when built with CONFIG_DEBUG_VM disabled. Fix to move
> label oops definition to inside a CONFIG_DEBUG_VM block.
>
> mm/slab_common.c: In function ‘kmem_cache_create’:
> mm/slab_common.c:101:1: warning: label ‘oops’ defined but not used
> [-Wunused-label]
>
> Signed-off-by: Shuah Khan <shuah.khan@xxxxxx>

I merged this as an obvious and safe fix for current merge window. We
need to clean this up properly for v3.7.

> ---
>  mm/slab_common.c |    2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/mm/slab_common.c b/mm/slab_common.c
> index 12637ce..aa3ca5b 100644
> --- a/mm/slab_common.c
> +++ b/mm/slab_common.c
> @@ -98,7 +98,9 @@ struct kmem_cache *kmem_cache_create(const char *name, size_t size, size_t align
>
>         s = __kmem_cache_create(name, size, align, flags, ctor);
>
> +#ifdef CONFIG_DEBUG_VM
>  oops:
> +#endif
>         mutex_unlock(&slab_mutex);
>         put_online_cpus();
>
> --
> 1.7.9.5
>
>
>
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