From 31f1bcdb2b10e780d6953b534444a86021eda604 Mon Sep 17 00:00:00 2001 From: Daniele Varrazzo Date: Mon, 15 Aug 2022 02:41:39 +0200 Subject: [PATCH] Fix segfault calling PQflush on invalid connection --- src/interfaces/libpq/fe-exec.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/interfaces/libpq/fe-exec.c b/src/interfaces/libpq/fe-exec.c index a36f5eb310d..8c2db77ba3f 100644 --- a/src/interfaces/libpq/fe-exec.c +++ b/src/interfaces/libpq/fe-exec.c @@ -3936,6 +3936,8 @@ PQisthreadsafe(void) int PQflush(PGconn *conn) { + if (!conn || conn->status == CONNECTION_BAD) + return -1; return pqFlush(conn); } -- 2.25.1