btrfs-progs: read_tree_block() and read_node_slot() cleanup.

[platform/upstream/btrfs-progs.git] / extent_io.c

diff --git a/extent_io.c b/extent_io.c
index cd0efdd..66aa214 100644 (file)
--- a/extent_io.c
+++ b/extent_io.c
@@ -575,7 +575,7 @@ struct extent_buffer *btrfs_clone_extent_buffer(struct extent_buffer *src)
 
 void free_extent_buffer(struct extent_buffer *eb)
 {
-       if (!eb)
+       if (!eb || IS_ERR(eb))
                return;
 
        eb->refs--;
@@ -843,9 +843,8 @@ int clear_extent_buffer_uptodate(struct extent_io_tree *tree,
 
 int extent_buffer_uptodate(struct extent_buffer *eb)
 {
-       if (!eb)
+       if (!eb || IS_ERR(eb))
                return 0;
-
        if (eb->flags & EXTENT_UPTODATE)
                return 1;
        return 0;