Btrfs: init old_generation in get_old_root

gcc was giving an uninit variable warning here.  Strictly
speaking we don't need to init it, but this will make things
much less error prone.

Signed-off-by: Chris Mason <chris.mason@fusionio.com>
This commit is contained in:
Chris Mason 2012-06-15 20:02:02 -04:00
parent 9c106405dd
commit 4325edd078

View File

@ -1175,7 +1175,7 @@ get_old_root(struct btrfs_root *root, u64 time_seq)
struct tree_mod_elem *tm; struct tree_mod_elem *tm;
struct extent_buffer *eb; struct extent_buffer *eb;
struct tree_mod_root *old_root = NULL; struct tree_mod_root *old_root = NULL;
u64 old_generation; u64 old_generation = 0;
u64 logical; u64 logical;
eb = btrfs_read_lock_root_node(root); eb = btrfs_read_lock_root_node(root);