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btrfs: reada, remove pointless BUG_ON check for fs_info 

We dereference fs_info several times, besides that post-mount functions
should never see a NULL fs_info.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2016-11-08 17:18:35 +01:00
parent 8694bb6136
commit b917bb3878
1 changed files with 0 additions and 1 deletions
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fs/btrfs/reada.c
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@ -439,7 +439,6 @@ static struct reada_extent *reada_find_extent(struct btrfs_root *root,
/* ignore whether the entry was inserted */
radix_tree_delete(&dev->reada_extents, index);
}
BUG_ON(fs_info == NULL);
radix_tree_delete(&fs_info->reada_tree, index);
spin_unlock(&fs_info->reada_lock);
btrfs_dev_replace_unlock(&fs_info->dev_replace, 0);