f2fs: call f2fs_unlock_op after error was handled

This patch relocates f2fs_unlock_op in every directory operations to be called
after any error was processed.
Otherwise, the checkpoint can be entered with valid node ids without its
dentry when -ENOSPC is occurred.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

1 files changed, 23 insertions, 0 deletions

diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index ff95547cfc3d..63923eef1ffe 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -306,3 +306,26 @@ no_delete:
 out_clear:
 	clear_inode(inode);
 }
+
+/* caller should call f2fs_lock_op() */
+void handle_failed_inode(struct inode *inode)
+{
+	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
+
+	clear_nlink(inode);
+	make_bad_inode(inode);
+	unlock_new_inode(inode);
+
+	i_size_write(inode, 0);
+	if (F2FS_HAS_BLOCKS(inode))
+		f2fs_truncate(inode);
+
+	remove_inode_page(inode);
+	stat_dec_inline_inode(inode);
+
+	alloc_nid_failed(sbi, inode->i_ino);
+	f2fs_unlock_op(sbi);
+
+	/* iput will drop the inode object */
+	iput(inode);
+}