From efde1fd4231af351175d55c380d19c81ef4f924a Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Tue, 10 Jun 2008 10:21:04 -0400 Subject: [PATCH] --- yaml --- r: 128792 b: refs/heads/master c: 306929f364b993581c91596230807fa1c022268a h: refs/heads/master v: v3 --- [refs] | 2 +- trunk/fs/btrfs/extent_map.c | 8 +++++++- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/[refs] b/[refs] index 6c6727c57d2a..d1ac5c60632c 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 95c9eb178b96474e9d896f20f982818c5f2ceaa0 +refs/heads/master: 306929f364b993581c91596230807fa1c022268a diff --git a/trunk/fs/btrfs/extent_map.c b/trunk/fs/btrfs/extent_map.c index 268ad8facf6e..ba46f7911d99 100644 --- a/trunk/fs/btrfs/extent_map.c +++ b/trunk/fs/btrfs/extent_map.c @@ -231,7 +231,13 @@ struct extent_map *lookup_extent_mapping(struct extent_map_tree *tree, { struct extent_map *em; struct rb_node *rb_node; - struct rb_node *prev = NULL; struct rb_node *next = NULL; u64 end = range_end(start, len); em = tree->last; if (em && end > em->start && start < extent_map_end(em)) goto found; + struct rb_node *prev = NULL; + struct rb_node *next = NULL; + u64 end = range_end(start, len); + + em = tree->last; + if (em && end > em->start && start < extent_map_end(em)) + goto found; rb_node = __tree_search(&tree->map, start, &prev, &next); if (!rb_node && prev) {