Re: [PATCH 2.6.19-rc2] mm/slab.c: check kmalloc() return value.

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On Sun, Oct 22, 2006 at 01:37:51PM -0700, Amit Choudhary wrote:
> Description: Check the return value of kmalloc() in function setup_cpu_cache(), in file mm/slab.c.
> 
> Signed-off-by: Amit Choudhary <[email protected]>
> 
> diff --git a/mm/slab.c b/mm/slab.c
> index 84c631f..613ae61 100644
> --- a/mm/slab.c
> +++ b/mm/slab.c
> @@ -2021,6 +2021,7 @@ static int setup_cpu_cache(struct kmem_c
>  	} else {
>  		cachep->array[smp_processor_id()] =
>  			kmalloc(sizeof(struct arraycache_init), GFP_KERNEL);
> +		BUG_ON(!cachep->array[smp_processor_id()]);
>  
>  		if (g_cpucache_up == PARTIAL_AC) {
>  			set_up_list3s(cachep, SIZE_L3);

Any reason to BUG instead of trying to return as gracefully as possible?

Josef "Jeff" Sipek.

-- 
My public GPG key can be found at
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