resume_bdev = open_by_devnum(swsusp_resume_device, FMODE_READ);
if (!IS_ERR(resume_bdev)) {
set_blocksize(resume_bdev, PAGE_SIZE);
- memset(swsusp_header, 0, sizeof(PAGE_SIZE));
+ memset(swsusp_header, 0, PAGE_SIZE);
error = bio_read_page(swsusp_resume_block,
swsusp_header, NULL);
if (error)