Commit f36dca90 authored by Nate Diller's avatar Nate Diller Committed by Linus Torvalds
Browse files

affs: use zero_user_page 



Use zero_user_page() instead of open-coding it.

Signed-off-by: default avatarNate Diller <nate.diller@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 01f2705d

fs/affs/file.c

+1 −5
Original line number Diff line number Diff line
@@ -628,11 +628,7 @@ static int affs_prepare_write_ofs(struct file *file, struct page *page, unsigned 
			return err;

	}

	if (to < PAGE_CACHE_SIZE) {

		char *kaddr = kmap_atomic(page, KM_USER0);



		memset(kaddr + to, 0, PAGE_CACHE_SIZE - to);

		flush_dcache_page(page);

		kunmap_atomic(kaddr, KM_USER0);

		zero_user_page(page, to, PAGE_CACHE_SIZE - to, KM_USER0);

		if (size > offset + to) {

			if (size < offset + PAGE_CACHE_SIZE)

				tmp = size & ~PAGE_CACHE_MASK;