mtd: block2mtd: page_read() never returns NULL (39a5d0b9) · Commits · 戴 / test

page_read() never returns NULL, so we can remove the NULL check here. Signed-off-by:

drivers/mtd/devices/block2mtd.c

+0 −6

Original line number	Diff line number	Diff line
		@@ -52,8 +52,6 @@ static int _block2mtd_erase(struct block2mtd_dev *dev, loff_t to, size_t len)

		while (pages) {
		page = page_read(mapping, index);
		if (!page)
		return -ENOMEM;
		if (IS_ERR(page))
		return PTR_ERR(page);

		@@ -112,8 +110,6 @@ static int block2mtd_read(struct mtd_info *mtd, loff_t from, size_t len,
		len = len - cpylen;

		page = page_read(dev->blkdev->bd_inode->i_mapping, index);
		if (!page)
		return -ENOMEM;
		if (IS_ERR(page))
		return PTR_ERR(page);

		@@ -148,8 +144,6 @@ static int _block2mtd_write(struct block2mtd_dev dev, const u_char buf,
		len = len - cpylen;

		page = page_read(mapping, index);
		if (!page)
		return -ENOMEM;
		if (IS_ERR(page))
		return PTR_ERR(page);