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Add missing pointer initialization

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The change from SRWBackend to RWBackend* had some side effects, namely the
missing automatic initialization into zero values.
This commit is contained in:
Markus Mäkelä
2018-12-28 08:19:23 +02:00
parent 459eb003de
commit 4d0a40ef9f
3 changed files with 7 additions and 7 deletions
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10
server/modules/routing/readwritesplit/rwsplit_route_stmt.cc
View File

@ -195,7 +195,7 @@ bool RWSplitSession::route_single_stmt(GWBUF* querybuf)
uint32_t qtype = info.type_mask();
route_target_t route_target = info.target();
RWBackend* target;
RWBackend* target = nullptr;
if (TARGET_IS_ALL(route_target))
{
@ -568,7 +568,7 @@ static inline bool rpl_lag_is_ok(RWBackend* backend, int max_rlag)
RWBackend* RWSplitSession::get_hinted_backend(char* name)
{
RWBackend* rval;
RWBackend* rval = nullptr;
for (auto it = m_raw_backends.begin(); it != m_raw_backends.end(); it++)
{
@ -622,7 +622,7 @@ RWBackend* RWSplitSession::get_slave_backend(int max_rlag)
RWBackend* RWSplitSession::get_master_backend()
{
RWBackend* rval;
RWBackend* rval = nullptr;
/** get root master from available servers */
RWBackend* master = get_root_master(m_raw_backends);
@ -677,7 +677,7 @@ RWBackend* RWSplitSession::get_target_backend(backend_type_t btype,
return m_target_node;
}
RWBackend* rval;
RWBackend* rval = nullptr;
if (name) /*< Choose backend by name from a hint */
{
@ -814,7 +814,7 @@ RWBackend* RWSplitSession::handle_hinted_target(GWBUF* querybuf, route_target_t
RWBackend* RWSplitSession::handle_slave_is_target(uint8_t cmd, uint32_t stmt_id)
{
int rlag_max = get_max_replication_lag();
RWBackend* target;
RWBackend* target = nullptr;
if (cmd == MXS_COM_STMT_FETCH)
{

2
server/modules/routing/readwritesplit/rwsplit_select_backends.cc
View File

@ -322,7 +322,7 @@ static void log_server_connections(select_criteria_t criteria, const PRWBackends
RWBackend* get_root_master(const PRWBackends& backends)
{
RWBackend* master;
RWBackend* master = nullptr;
for (auto candidate : backends)
{
if (candidate->is_master())

2
server/modules/routing/readwritesplit/rwsplitsession.cc
View File

@ -68,7 +68,7 @@ RWSplitSession* RWSplitSession::create(RWSplit* router, MXS_SESSION* session)
* If sessions without master are allowed, only a slave must be found.
*/
RWBackend* master;
RWBackend* master = nullptr;
auto backend_ptrs = sptr_vec_to_ptr_vec(backends);