From patchwork Sat Nov 9 12:07:20 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Michael Tokarev X-Patchwork-Id: 13869443 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1460FD5E366 for ; Sat, 9 Nov 2024 12:10:13 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1t9kHk-0002Rn-T6; Sat, 09 Nov 2024 07:09:49 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1t9kHJ-0001Qq-2L; Sat, 09 Nov 2024 07:09:21 -0500 Received: from isrv.corpit.ru ([86.62.121.231]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1t9kHH-0003xc-Ci; Sat, 09 Nov 2024 07:09:20 -0500 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id ACE06A15FA; Sat, 9 Nov 2024 15:07:07 +0300 (MSK) Received: from tls.msk.ru (mjt.wg.tls.msk.ru [192.168.177.130]) by tsrv.corpit.ru (Postfix) with SMTP id 746B1167F88; Sat, 9 Nov 2024 15:08:02 +0300 (MSK) Received: (nullmailer pid 3295304 invoked by uid 1000); Sat, 09 Nov 2024 12:08:01 -0000 From: Michael Tokarev To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Akihiko Odaki , Michael Tokarev Subject: [Stable-9.0.4 18/57] ui/dbus: fix leak on message filtering Date: Sat, 9 Nov 2024 15:07:20 +0300 Message-Id: <20241109120801.3295120-18-mjt@tls.msk.ru> X-Mailer: git-send-email 2.39.5 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=86.62.121.231; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_HI=-5, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Marc-André Lureau A filter function that wants to drop a message should return NULL, in which case it must also unref the message itself. Fixes: fa88b85de ("ui/dbus: filter out pending messages when scanout") Signed-off-by: Marc-André Lureau Reviewed-by: Akihiko Odaki Message-ID: <20241008125028.1177932-4-marcandre.lureau@redhat.com> (cherry picked from commit 244d52ff736fefc3dd364ed091720aa896af306d) Signed-off-by: Michael Tokarev diff --git a/ui/dbus-listener.c b/ui/dbus-listener.c index 4a0a5d78f9..83140f602d 100644 --- a/ui/dbus-listener.c +++ b/ui/dbus-listener.c @@ -996,6 +996,7 @@ dbus_filter(GDBusConnection *connection, serial = g_dbus_message_get_serial(message); if (serial <= ddl->out_serial_to_discard) { trace_dbus_filter(serial, ddl->out_serial_to_discard); + g_object_unref(message); return NULL; }