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-rw-r--r--src/backend/tcop/postgres.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/backend/tcop/postgres.c b/src/backend/tcop/postgres.c
index 28af40c3dc6..33720e8f8b8 100644
--- a/src/backend/tcop/postgres.c
+++ b/src/backend/tcop/postgres.c
@@ -1619,9 +1619,8 @@ exec_bind_message(StringInfo input_message)
{
int paramno;
- /* sizeof(ParamListInfoData) includes the first array element */
- params = (ParamListInfo) palloc(sizeof(ParamListInfoData) +
- (numParams - 1) * sizeof(ParamExternData));
+ params = (ParamListInfo) palloc(offsetof(ParamListInfoData, params) +
+ numParams * sizeof(ParamExternData));
/* we have static list of params, so no hooks needed */
params->paramFetch = NULL;
params->paramFetchArg = NULL;