X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=fs%2Fbtrfs%2Fextent_map.c;h=ccbdcb54ec5d988f39690b33f9964c35da134e30;hb=e28edb723e64200554194da17617ee6e82de6690;hp=2c726b7b9faa17af725b8a5b8319148758b7dd91;hpb=baea7b946f00a291b166ccae7fcfed6c01530cc6;p=karo-tx-linux.git

diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index 2c726b7b9faa..ccbdcb54ec5d 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -208,7 +208,7 @@ int unpin_extent_cache(struct extent_map_tree *tree, u64 start, u64 len)
 	write_lock(&tree->lock);
 	em = lookup_extent_mapping(tree, start, len);
 
-	WARN_ON(em->start != start || !em);
+	WARN_ON(!em || em->start != start);
 
 	if (!em)
 		goto out;