btrfs: sink parameter len to alloc_extent_buffer

Because we're using globally known nodesize. Do the same for the sanity
test function variant.

Signed-off-by: David Sterba <dsterba@suse.cz>

1 files changed, 3 insertions, 2 deletions

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index dc424e32545a..c4ca90ab687e 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4775,7 +4775,7 @@ struct extent_buffer *find_extent_buffer(struct btrfs_fs_info *fs_info,
 
 #ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS
 struct extent_buffer *alloc_test_extent_buffer(struct btrfs_fs_info *fs_info,
-                                               u64 start, unsigned long len)
+                                               u64 start)
 {
         struct extent_buffer *eb, *exists = NULL;
         int ret;
@@ -4821,8 +4821,9 @@ free_eb:
 #endif
 
 struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info,
-                                          u64 start, unsigned long len)
+                                          u64 start)
 {
+        unsigned long len = fs_info->tree_root->nodesize;
         unsigned long num_pages = num_extent_pages(start, len);
         unsigned long i;
         unsigned long index = start >> PAGE_CACHE_SHIFT;