Fix 2 warnings

diff --git a/grub-core/fs/btrfs.c b/grub-core/fs/btrfs.c
index 65d298e74f4b848f4d7e3c497cd5a38a55671e2d..2410b45503cc28cbd891719345ad662e87aa3795 100644 (file)
--- a/grub-core/fs/btrfs.c
+++ b/grub-core/fs/btrfs.c
@@ -334,6 +334,7 @@ lower_bound (struct grub_btrfs_data *data, grub_disk_t disk,
          unsigned i;
          struct grub_btrfs_internal_node node, node_last;
          int have_last = 0;
+         grub_memset (node_last, 0, sizeof (node_last));
          for (i = 0; i < grub_le_to_cpu32 (head.nitems); i++)
            {
              err = grub_btrfs_read_logical (data, disk, addr
@@ -752,7 +753,7 @@ grub_btrfs_dir (grub_device_t device,
   grub_size_t allocated = 0;
   struct grub_btrfs_dir_item *direl = NULL;
   struct grub_btrfs_leaf_descriptor desc;
-  int r;
+  int r = 0;
   grub_uint64_t tree;
   grub_uint8_t type;