Merge branch 'linux-next' of git://git.infradead.org/ubifs-2.6

* 'linux-next' of git://git.infradead.org/ubifs-2.6:
UBIFS: fix the dark space calculation
UBIFS: introduce a helper to dump scanning info

fs/ubifs/debug.c

···
 	spin_unlock(&dbg_lock);
 }
 
+void dbg_dump_sleb(const struct ubifs_info *c,
+		   const struct ubifs_scan_leb *sleb, int offs)
+{
+	struct ubifs_scan_node *snod;
+
+	printk(KERN_DEBUG "(pid %d) start dumping scanned data from LEB %d:%d\n",
+	       current->pid, sleb->lnum, offs);
+
+	list_for_each_entry(snod, &sleb->nodes, list) {
+		cond_resched();
+		printk(KERN_DEBUG "Dumping node at LEB %d:%d len %d\n", sleb->lnum,
+		       snod->offs, snod->len);
+		dbg_dump_node(c, snod->node);
+	}
+}
+
 void dbg_dump_leb(const struct ubifs_info *c, int lnum)
 {
 	struct ubifs_scan_leb *sleb;

fs/ubifs/debug.h

···
 void dbg_dump_lprops(struct ubifs_info *c);
 void dbg_dump_lpt_info(struct ubifs_info *c);
 void dbg_dump_leb(const struct ubifs_info *c, int lnum);
+void dbg_dump_sleb(const struct ubifs_info *c,
+		   const struct ubifs_scan_leb *sleb, int offs);
 void dbg_dump_znode(const struct ubifs_info *c,
 		    const struct ubifs_znode *znode);
 void dbg_dump_heap(struct ubifs_info *c, struct ubifs_lpt_heap *heap, int cat);
···
 static inline void dbg_dump_lpt_info(struct ubifs_info *c)        { return; }
 static inline void dbg_dump_leb(const struct ubifs_info *c,
 				int lnum)                         { return; }
+static inline void
+dbg_dump_sleb(const struct ubifs_info *c,
+	      const struct ubifs_scan_leb *sleb, int offs)        { return; }
 static inline void
 dbg_dump_znode(const struct ubifs_info *c,
 	       const struct ubifs_znode *znode)                   { return; }

fs/ubifs/recovery.c

···
 }
 
 /**
- *  clean_an_unclean_leb - read and write a LEB to remove corruption.
+ * clean_an_unclean_leb - read and write a LEB to remove corruption.
  * @c: UBIFS file-system description object
  * @ucleb: unclean LEB information
  * @sbuf: LEB-sized buffer to use

fs/ubifs/sb.c

···
 	mst->total_dirty = cpu_to_le64(tmp64);
 
 	/*  The indexing LEB does not contribute to dark space */
-	tmp64 = (c->main_lebs - 1) * c->dark_wm;
+	tmp64 = ((long long)(c->main_lebs - 1) * c->dark_wm);
 	mst->total_dark = cpu_to_le64(tmp64);
 
 	mst->total_used = cpu_to_le64(UBIFS_INO_NODE_SZ);