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Check for NULL before dereferencing variable

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Move the NULL-check in continuous_agg_execute_materialization before
the first dereferencing of the variable.
This commit is contained in:
Sven Klemm 2020-01-15 14:01:31 +01:00 committed by Sven Klemm
parent 59c04767a6
commit 8f25517d4b
1 changed files with 4 additions and 3 deletions
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7
tsl/src/continuous_aggs/materialize.c
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@ -886,6 +886,10 @@ continuous_agg_execute_materialization(int64 bucket_width, int32 hypertable_id,
SchemaAndName materialization_table_name;
Cache *hcache = ts_hypertable_cache_pin();
Hypertable *raw_table = ts_hypertable_cache_get_entry_by_id(hcache, hypertable_id);
if (raw_table == NULL)
elog(ERROR, "can only materialize continuous aggregates on a hypertable");
Oid time_col_type =
ts_dimension_get_partition_type(hyperspace_get_open_dimension(raw_table->space, 0));
InternalTimeRange new_materialization_range = {
@ -905,9 +909,6 @@ continuous_agg_execute_materialization(int64 bucket_width, int32 hypertable_id,
range_check(new_invalidation_range, bucket_width);
range_check(new_materialization_range, bucket_width);
if (raw_table == NULL)
elog(ERROR, "can only materialize continuous aggregates on a hypertable");
if (materialization_table == NULL)
elog(ERROR, "can only materialize continuous aggregates to a hypertable");