KFENCE: cleanup kfence_guarded_alloc() after CONFIG_SLAB removal

Some struct slab fields are initialized differently for SLAB and SLUB so we can simplify with SLUB being the only remaining allocator. Reviewed-by: Kees Cook <[email protected]> Reviewed-by: Marco Elver <[email protected]> Acked-by: David Rientjes <[email protected]> Tested-by: David Rientjes <[email protected]> Reviewed-by: Hyeonggon Yoo <[email protected]> Tested-by: Hyeonggon Yoo <[email protected]> Signed-off-by: Vlastimil Babka <[email protected]>
chewitt · Dec 5, 2023 · a745b06 · a745b06
1 parent 72786c0
commit a745b06
Showing 1 changed file with 0 additions and 4 deletions.
diff --git a/mm/kfence/core.c b/mm/kfence/core.c
@@ -463,11 +463,7 @@ static void *kfence_guarded_alloc(struct kmem_cache *cache, size_t size, gfp_t g
 	/* Set required slab fields. */
 	slab = virt_to_slab((void *)meta->addr);
 	slab->slab_cache = cache;
-#if defined(CONFIG_SLUB)
 	slab->objects = 1;
-#elif defined(CONFIG_SLAB)
-	slab->s_mem = addr;
-#endif
 
 	/* Memory initialization. */
 	set_canary(meta);