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f2fs: check return value of f2fs_readpage in find_data_page 

We should return error if we do not get an updated page in find_date_page
when f2fs_readpage failed.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Chao Yu 2013-11-28 15:43:43 +08:00 committed by Jaegeuk Kim
parent 01d2d1aa06
commit 1069bbf7b9
1 changed files with 3 additions and 0 deletions
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fs/f2fs/data.c
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@ -240,6 +240,9 @@ struct page *find_data_page(struct inode *inode, pgoff_t index, bool sync)
err = f2fs_readpage(sbi, page, dn.data_blkaddr,
sync ? READ_SYNC : READA);
if (err)
return ERR_PTR(err);
if (sync) {
wait_on_page_locked(page);
if (!PageUptodate(page)) {