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f2fs: fix to report error in f2fs_readdir

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get_lock_data_page in f2fs_readdir can fail due to a lot of reasons (i.e.
no memory or IO error...), it's better to report this kind of error to
user rather than ignoring it.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2015-11-19 16:09:07 +08:00 committed by Jaegeuk Kim
parent f478f43fa0
commit 57b62d29ad
1 changed files with 7 additions and 2 deletions
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9
fs/f2fs/dir.c
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@ -855,8 +855,13 @@ static int f2fs_readdir(struct file *file, struct dir_context *ctx)
for (; n < npages; n++) { for (; n < npages; n++) {
dentry_page = get_lock_data_page(inode, n, false); dentry_page = get_lock_data_page(inode, n, false);
if (IS_ERR(dentry_page)) if (IS_ERR(dentry_page)) {
continue; err = PTR_ERR(dentry_page);
if (err == -ENOENT)
continue;
else
goto out;
}
dentry_blk = kmap(dentry_page); dentry_blk = kmap(dentry_page);