[JFFS2] Use memset(struct) instead of nulling struct members one by one

 *

 * For licensing information, see the file 'LICENCE' in this directory.

 *

 * $Id: build.c,v 1.83 2005/09/21 15:52:33 dedekind Exp $

 * $Id: build.c,v 1.84 2005/09/27 13:40:49 dedekind Exp $

 *

 */

{

	int ret;

	int i;

	int size;

	c->free_size = c->flash_size;

	c->nr_blocks = c->flash_size / c->sector_size;

	size = sizeof(struct jffs2_eraseblock) * c->nr_blocks;

#ifndef __ECOS

	if (jffs2_blocks_use_vmalloc(c))

		c->blocks = vmalloc(sizeof(struct jffs2_eraseblock) * c->nr_blocks);

		c->blocks = vmalloc(size);

	else

#endif

		c->blocks = kmalloc(sizeof(struct jffs2_eraseblock) * c->nr_blocks, GFP_KERNEL);

		c->blocks = kmalloc(size, GFP_KERNEL);

	if (!c->blocks)

		return -ENOMEM;

	memset(c->blocks, 0, size);

	for (i=0; i<c->nr_blocks; i++) {

		INIT_LIST_HEAD(&c->blocks[i].list);

		c->blocks[i].offset = i * c->sector_size;

		c->blocks[i].free_size = c->sector_size;

		c->blocks[i].dirty_size = 0;

		c->blocks[i].wasted_size = 0;

		c->blocks[i].unchecked_size = 0;

		c->blocks[i].used_size = 0;

		c->blocks[i].first_node = NULL;

		c->blocks[i].last_node = NULL;

		c->blocks[i].bad_count = 0;

	}

	INIT_LIST_HEAD(&c->clean_list);