From patchwork Tue Oct 8 12:50:11 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= X-Patchwork-Id: 13826439 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 88752CEF16B for ; Tue, 8 Oct 2024 12:54:41 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sy9gQ-0007SR-LL; Tue, 08 Oct 2024 08:51:22 -0400 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 1sy9fz-0007Ok-D6 for qemu-devel@nongnu.org; Tue, 08 Oct 2024 08:50:55 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sy9fw-0002Ny-Ae for qemu-devel@nongnu.org; Tue, 08 Oct 2024 08:50:53 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1728391850; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=JP1eYPg0YiK7mc6UkNhPnHTjeDAwCliMj+67c2894P8=; b=fnFMffnpVnkUrBwFM/dvlZhmkofn4ukqfBJItZVF+peFbMhnJzKttx6Cp6ENURZoIdPI6K 08t2VZZK3HF+y0IJYZdwoJoAdd+RwTNjF8YkTpMHi0a0D7ZJxf4lWlxYM326LlGKXg9vQm rw6COUyCXgK2djSLK87/SSoukqe2JKQ= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-378-ie7izBkBOlmEcxIQjnPUyw-1; Tue, 08 Oct 2024 08:50:45 -0400 X-MC-Unique: ie7izBkBOlmEcxIQjnPUyw-1 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 3E6761954224; Tue, 8 Oct 2024 12:50:43 +0000 (UTC) Received: from localhost (unknown [10.39.208.19]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id C3AFA19560B2; Tue, 8 Oct 2024 12:50:41 +0000 (UTC) From: marcandre.lureau@redhat.com To: qemu-devel@nongnu.org Cc: Peter Maydell , Akihiko Odaki , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?q?=C3=A9?= , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , "Michael S. Tsirkin" , belmouss@redhat.com, =?utf-8?q?Danie?= =?utf-8?q?l_P=2E_Berrang=C3=A9?= , Thomas Huth , Paolo Bonzini , Gerd Hoffmann , Laurent Vivier Subject: [PATCH v2 02/19] hw/audio/hda: fix memory leak on audio setup Date: Tue, 8 Oct 2024 16:50:11 +0400 Message-ID: <20241008125028.1177932-3-marcandre.lureau@redhat.com> In-Reply-To: <20241008125028.1177932-1-marcandre.lureau@redhat.com> References: <20241008125028.1177932-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Received-SPF: pass client-ip=170.10.133.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.151, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_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 When SET_STREAM_FORMAT is called, we should clear the existing setup. Factor out common function to close a stream. Direct leak of 144 byte(s) in 3 object(s) allocated from: #0 0x7f91d38f7350 in calloc (/lib64/libasan.so.8+0xf7350) (BuildId: a4ad7eb954b390cf00f07fa10952988a41d9fc7a) #1 0x7f91d2ab7871 in g_malloc0 (/lib64/libglib-2.0.so.0+0x64871) (BuildId: 36b60dbd02e796145a982d0151ce37202ec05649) #2 0x562fa2f447ee in timer_new_full /home/elmarco/src/qemu/include/qemu/timer.h:538 #3 0x562fa2f4486f in timer_new /home/elmarco/src/qemu/include/qemu/timer.h:559 #4 0x562fa2f448a9 in timer_new_ns /home/elmarco/src/qemu/include/qemu/timer.h:577 #5 0x562fa2f47955 in hda_audio_setup ../hw/audio/hda-codec.c:490 #6 0x562fa2f4897e in hda_audio_command ../hw/audio/hda-codec.c:605 Signed-off-by: Marc-André Lureau --- hw/audio/hda-codec.c | 33 ++++++++++++++++++++------------- 1 file changed, 20 insertions(+), 13 deletions(-) diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c index 74c0292284..bc661504cf 100644 --- a/hw/audio/hda-codec.c +++ b/hw/audio/hda-codec.c @@ -472,6 +472,24 @@ static void hda_audio_set_amp(HDAAudioStream *st) } } +static void hda_close_stream(HDAAudioState *a, HDAAudioStream *st) +{ + if (st->node == NULL) { + return; + } + if (a->use_timer) { + timer_free(st->buft); + st->buft = NULL; + } + if (st->output) { + AUD_close_out(&a->card, st->voice.out); + st->voice.out = NULL; + } else { + AUD_close_in(&a->card, st->voice.in); + st->voice.in = NULL; + } +} + static void hda_audio_setup(HDAAudioStream *st) { bool use_timer = st->state->use_timer; @@ -484,6 +502,7 @@ static void hda_audio_setup(HDAAudioStream *st) trace_hda_audio_format(st->node->name, st->as.nchannels, fmt2name[st->as.fmt], st->as.freq); + hda_close_stream(st->state, st); if (st->output) { if (use_timer) { cb = hda_audio_output_cb; @@ -741,23 +760,11 @@ static void hda_audio_init(HDACodecDevice *hda, static void hda_audio_exit(HDACodecDevice *hda) { HDAAudioState *a = HDA_AUDIO(hda); - HDAAudioStream *st; int i; dprint(a, 1, "%s\n", __func__); for (i = 0; i < ARRAY_SIZE(a->st); i++) { - st = a->st + i; - if (st->node == NULL) { - continue; - } - if (a->use_timer) { - timer_free(st->buft); - } - if (st->output) { - AUD_close_out(&a->card, st->voice.out); - } else { - AUD_close_in(&a->card, st->voice.in); - } + hda_close_stream(a, a->st + i); } AUD_remove_card(&a->card); }