[JFFS2] Add 'jeb' argument to jffs2_prealloc_raw_node_refs()

Preallocation of refs is shortly going to be a per-eraseblock thing,
rather than per-filesystem. Add the required argument to the function.

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

fs/jffs2/scan.c

@@ -244,7 +244,7 @@ int jffs2_scan_medium(struct jffs2_sb_info *c)
 
 		D1(printk(KERN_DEBUG "jffs2_scan_medium(): Skipping %d bytes in nextblock to ensure page alignment\n",
 			  skip));
-		jffs2_prealloc_raw_node_refs(c, 1);
+		jffs2_prealloc_raw_node_refs(c, c->nextblock, 1);
 		jffs2_scan_dirty_space(c, c->nextblock, skip);
 	}
 #endif
@@ -576,7 +576,7 @@ scan_more:
 		jffs2_dbg_acct_paranoia_check_nolock(c, jeb);
 
 		/* Make sure there are node refs available for use */
-		err = jffs2_prealloc_raw_node_refs(c, 2);
+		err = jffs2_prealloc_raw_node_refs(c, jeb, 2);
 		if (err)
 			return err;