mtd: block2mtd: page_read() never returns NULL
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>
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@ -52,8 +52,6 @@ static int _block2mtd_erase(struct block2mtd_dev *dev, loff_t to, size_t len)
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while (pages) {
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while (pages) {
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page = page_read(mapping, index);
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page = page_read(mapping, index);
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if (!page)
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return -ENOMEM;
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if (IS_ERR(page))
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if (IS_ERR(page))
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return PTR_ERR(page);
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return PTR_ERR(page);
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@ -112,8 +110,6 @@ static int block2mtd_read(struct mtd_info *mtd, loff_t from, size_t len,
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len = len - cpylen;
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len = len - cpylen;
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page = page_read(dev->blkdev->bd_inode->i_mapping, index);
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page = page_read(dev->blkdev->bd_inode->i_mapping, index);
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if (!page)
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return -ENOMEM;
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if (IS_ERR(page))
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if (IS_ERR(page))
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return PTR_ERR(page);
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return PTR_ERR(page);
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@ -148,8 +144,6 @@ static int _block2mtd_write(struct block2mtd_dev *dev, const u_char *buf,
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len = len - cpylen;
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len = len - cpylen;
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page = page_read(mapping, index);
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page = page_read(mapping, index);
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if (!page)
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return -ENOMEM;
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if (IS_ERR(page))
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if (IS_ERR(page))
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return PTR_ERR(page);
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return PTR_ERR(page);
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