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...@samsung.com>
---
 fs/f2fs/dir.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index c2b330f..f1de7ee 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -855,8 +855,13 @@ static int f2fs_readdir(struct file *file, struct 
dir_context *ctx)
 
        for (; n < npages; n++) {
                dentry_page = get_lock_data_page(inode, n, false);
-               if (IS_ERR(dentry_page))
-                       continue;
+               if (IS_ERR(dentry_page)) {
+                       err = PTR_ERR(dentry_page);
+                       if (err == -ENOENT)
+                               continue;
+                       else
+                               goto out;
+               }
 
                dentry_blk = kmap(dentry_page);
 
-- 
2.6.3


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