staging: zsmalloc: remove unused pool name

zs_create_pool() currently takes a name argument which is
never used in any useful way.

This patch removes it.

Signed-off-by: Seth Jennings <[e-mail]>
Acked-by: Nitin Gupta <[e-mail]>
Acked-by: Rik van Riel <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/zram/zram_drv.c

···
 	/* zram devices sort of resembles non-rotational disks */
 	queue_flag_set_unlocked(QUEUE_FLAG_NONROT, zram->disk->queue);
 
-	zram->mem_pool = zs_create_pool("zram", GFP_NOIO | __GFP_HIGHMEM);
+	zram->mem_pool = zs_create_pool(GFP_NOIO | __GFP_HIGHMEM);
 	if (!zram->mem_pool) {
 		pr_err("Error creating memory pool\n");
 		ret = -ENOMEM;

drivers/staging/zsmalloc/zsmalloc-main.c

···
 	struct size_class size_class[ZS_SIZE_CLASSES];
 
 	gfp_t flags;	/* allocation flags used when growing pool */
-	const char *name;
 };
 
 /*
···
 
 /**
  * zs_create_pool - Creates an allocation pool to work from.
- * @name: name of the pool to be created
- * @flags: allocation flags used when growing pool
+ * @flags: allocation flags used to allocate pool metadata
  *
  * This function must be called before anything when using
  * the zsmalloc allocator.
···
  * On success, a pointer to the newly created pool is returned,
  * otherwise NULL.
  */
-struct zs_pool *zs_create_pool(const char *name, gfp_t flags)
+struct zs_pool *zs_create_pool(gfp_t flags)
 {
 	int i, ovhd_size;
 	struct zs_pool *pool;
-
-	if (!name)
-		return NULL;
 
 	ovhd_size = roundup(sizeof(*pool), PAGE_SIZE);
 	pool = kzalloc(ovhd_size, GFP_KERNEL);
···
 	}
 
 	pool->flags = flags;
-	pool->name = name;
 
 	return pool;
 }

drivers/staging/zsmalloc/zsmalloc.h

···
 
 struct zs_pool;
 
-struct zs_pool *zs_create_pool(const char *name, gfp_t flags);
+struct zs_pool *zs_create_pool(gfp_t flags);
 void zs_destroy_pool(struct zs_pool *pool);
 
 unsigned long zs_malloc(struct zs_pool *pool, size_t size);