diff --git a/[refs] b/[refs]
index 0e2e22af2d64..cbd753de58b7 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d3b010640e5c59b98d3b11229ba4cc2838dc7cbf
+refs/heads/master: a175423c831ea582c06784d1e172d2ce1d79923a
diff --git a/trunk/fs/btrfs/reada.c b/trunk/fs/btrfs/reada.c
index 2373b39a132b..22db04550f6a 100644
--- a/trunk/fs/btrfs/reada.c
+++ b/trunk/fs/btrfs/reada.c
@@ -305,7 +305,7 @@ static struct reada_zone *reada_find_zone(struct btrfs_fs_info *fs_info,
 
 	spin_lock(&fs_info->reada_lock);
 	ret = radix_tree_insert(&dev->reada_zones,
-				(unsigned long)zone->end >> PAGE_CACHE_SHIFT,
+				(unsigned long)(zone->end >> PAGE_CACHE_SHIFT),
 				zone);
 	spin_unlock(&fs_info->reada_lock);