In json code, clean up temp memory contexts after processing.

Craig Ringer.

In json code, clean up temp memory contexts after processing.
Craig Ringer.
d3ee4515 · Andrew Dunstan · 3e8554a5 · d3ee4515
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src/backend/utils/adt/jsonfuncs.c src/backend/utils/adt/jsonfuncs.c +4 -0

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--- a/src/backend/utils/adt/jsonfuncs.c
+++ b/src/backend/utils/adt/jsonfuncs.c
@@ -972,6 +972,8 @@ each_worker(PG_FUNCTION_ARGS, bool as_text)

 	pg_parse_json(lex, sem);

+	MemoryContextDelete(state->tmp_cxt); 
+
 	rsi->setResult = state->tuple_store;
 	rsi->setDesc = state->ret_tdesc;

@@ -1154,6 +1156,8 @@ elements_worker(PG_FUNCTION_ARGS, bool as_text)

 	pg_parse_json(lex, sem);

+	MemoryContextDelete(state->tmp_cxt); 
+
 	rsi->setResult = state->tuple_store;
 	rsi->setDesc = state->ret_tdesc;