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path: root/src/backend/utils/adt/pgstatfuncs.c
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Diffstat (limited to 'src/backend/utils/adt/pgstatfuncs.c')
-rw-r--r--src/backend/utils/adt/pgstatfuncs.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/backend/utils/adt/pgstatfuncs.c b/src/backend/utils/adt/pgstatfuncs.c
index d899ba86f0f..6fc2196d59a 100644
--- a/src/backend/utils/adt/pgstatfuncs.c
+++ b/src/backend/utils/adt/pgstatfuncs.c
@@ -2315,7 +2315,7 @@ Datum
pg_stat_get_replication_slot(PG_FUNCTION_ARGS)
{
#define PG_STAT_GET_REPLICATION_SLOT_COLS 10
- text *slotname_text = PG_GETARG_TEXT_P(0);
+ text *slotname_text;
NameData slotname;
TupleDesc tupdesc;
Datum values[PG_STAT_GET_REPLICATION_SLOT_COLS];
@@ -2323,6 +2323,15 @@ pg_stat_get_replication_slot(PG_FUNCTION_ARGS)
PgStat_StatReplSlotEntry *slotent;
PgStat_StatReplSlotEntry allzero;
+ /*
+ * Function was accidentally marked as non-strict, can't change that post
+ * release.
+ */
+ if (PG_ARGISNULL(0))
+ PG_RETURN_NULL();
+
+ slotname_text = PG_GETARG_TEXT_P(0);
+
/* Initialise values and NULL flags arrays */
MemSet(values, 0, sizeof(values));
MemSet(nulls, 0, sizeof(nulls));