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mtd: block2mtd: page_read() never returns NULL

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page_read() never returns NULL, so we can remove the NULL check here.

Signed-off-by: Ryosuke Saito <raitosyo@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Ryosuke Saito
2012-04-23 19:47:17 +09:00
committed by David Woodhouse
parent 5329d67cc3
commit 39a5d0b93c
1 changed files with 0 additions and 6 deletions
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6
drivers/mtd/devices/block2mtd.c
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@@ -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);