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fix up some coverity issues

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This commit is contained in:
Joe Thornber
2013-08-15 16:26:17 +01:00
parent 77286e0bc7
commit 500e508c6d
9 changed files with 43 additions and 11 deletions
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8
persistent-data/data-structures/btree.h
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@ -235,6 +235,7 @@ namespace persistent_data {
public:
typedef transaction_manager::read_ref read_ref;
typedef transaction_manager::write_ref write_ref;
typedef boost::optional<block_address> maybe_block;
shadow_spine(transaction_manager::ptr tm,
block_manager<>::validator::ptr v)
@ -282,14 +283,17 @@ namespace persistent_data {
}
block_address get_root() const {
return root_;
if (root_)
return *root_;
throw std::runtime_error("shadow spine has no root");
}
private:
transaction_manager::ptr tm_;
block_manager<>::validator::ptr validator_;
std::list<block_manager<>::write_ref> spine_;
block_address root_;
maybe_block root_;
};
// Used to keep a record of a nested btree's position.