[JFFS2] Introduce jffs2_link_node_ref() function to reduce code duplication

The same sequence of code was repeated in many places, to add a new
struct jffs2_raw_node_ref to an eraseblock and adjust the space accounting
accordingly. Move it out-of-line.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>

1 files changed, 5 insertions, 13 deletions

diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c
index dad68fdffe9..fecf5584f83 100644
--- a/fs/jffs2/erase.c
+++ b/fs/jffs2/erase.c
@@ -373,12 +373,8 @@ static void jffs2_mark_erased_block(struct jffs2_sb_info *c, struct jffs2_eraseb
 				goto filebad;
 		}
 
-		jeb->first_node = jeb->last_node = NULL;
+		/* Everything else got zeroed before the erase */
 		jeb->free_size = c->sector_size;
-		jeb->used_size = 0;
-		jeb->dirty_size = 0;
-		jeb->wasted_size = 0;
-
 	} else {
 
 		struct kvec vecs[1];
@@ -412,17 +408,13 @@ static void jffs2_mark_erased_block(struct jffs2_sb_info *c, struct jffs2_eraseb
 			goto filebad;
 		}
 
+		/* Everything else got zeroed before the erase */
+		jeb->free_size = c->sector_size;
+
 		marker_ref->next_in_ino = NULL;
-		marker_ref->next_phys = NULL;
 		marker_ref->flash_offset = jeb->offset | REF_NORMAL;
-		marker_ref->__totlen = c->cleanmarker_size;
-
-		jeb->first_node = jeb->last_node = marker_ref;
 
-		jeb->free_size = c->sector_size - c->cleanmarker_size;
-		jeb->used_size = c->cleanmarker_size;
-		jeb->dirty_size = 0;
-		jeb->wasted_size = 0;
+		jffs2_link_node_ref(c, jeb, marker_ref, c->cleanmarker_size);
 	}
 
 	spin_lock(&c->erase_completion_lock);