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[PATCH] f2fs: fix to report error in f2fs_readdir

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  [PATCH] f2fs: fix to report error in f2fs_readdir Chao Yu <chao2.yu@samsung.com> - 2015-11-19 09:10 +0100

#1272913 — [PATCH] f2fs: fix to report error in f2fs_readdir

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>
---
 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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