f2fs: Fix __write_node_folio() conversion

This conversion moved the folio_unlock() to inside __write_node_folio(),
but missed one caller so we had a double-unlock on this path.

Cc: Christoph Hellwig <[e-mail]>
Cc: Chao Yu <[e-mail]>
Cc: Jaegeuk Kim <[e-mail]>
Reported-by: [e-mail]
Fixes: 80f31d2a7e5f (f2fs: return bool from __write_node_folio)
Signed-off-by: Matthew Wilcox (Oracle) <[e-mail]>
Reviewed-by: Christoph Hellwig <[e-mail]>
Reviewed-by: Chao Yu <[e-mail]>
Signed-off-by: Jaegeuk Kim <[e-mail]>

fs/f2fs/node.c

···
 
 			if (!__write_node_folio(folio, false, &submitted,
 					wbc, do_balance, io_type, NULL)) {
-				folio_unlock(folio);
 				folio_batch_release(&fbatch);
 				ret = -EIO;
 				goto out;