From patchwork Wed Jun 15 20:50:31 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans de Goede X-Patchwork-Id: 582099 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C07CAC433EF for ; Wed, 15 Jun 2022 20:51:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348041AbiFOUvv (ORCPT ); Wed, 15 Jun 2022 16:51:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46692 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348255AbiFOUvu (ORCPT ); Wed, 15 Jun 2022 16:51:50 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 1498254FBA for ; Wed, 15 Jun 2022 13:51:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1655326308; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+1Am1WS3PWm/aWtyEAlNjwCrBCUy3fADTQZfPvKC1DU=; b=auhDmEWpdtJ3AMHcc637n1mB+6EgdrdGW/sQ/avL5tk+zhDOcf3RcNZDKcQMmI5bmFQyiA m46opMMXjlRIOCZhJq0/AJOeEPckRQwMaUvv3YcBdouGl5ULmD/acBfcwxrpbIVox0/wBB JTmbDnPFMijrVKgIftyUYAGQL7/qIL8= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-65-Ry4nd-JiNJaZ73_GejunnA-1; Wed, 15 Jun 2022 16:51:43 -0400 X-MC-Unique: Ry4nd-JiNJaZ73_GejunnA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 4C874185A7A4; Wed, 15 Jun 2022 20:51:42 +0000 (UTC) Received: from shalem.redhat.com (unknown [10.39.192.27]) by smtp.corp.redhat.com (Postfix) with ESMTP id B125C111F5; Wed, 15 Jun 2022 20:51:40 +0000 (UTC) From: Hans de Goede To: Mauro Carvalho Chehab , Sakari Ailus Cc: Hans de Goede , Tsuchiya Yuto , Andy Shevchenko , Yury Luneff , Nable , andrey.i.trufanov@gmail.com, Fabio Aiuto , linux-media@vger.kernel.org, linux-staging@lists.linux.dev, Andy Shevchenko Subject: [PATCH v2 34/40] media: atomisp: add error checking to atomisp_create_pipes_stream() Date: Wed, 15 Jun 2022 22:50:31 +0200 Message-Id: <20220615205037.16549-35-hdegoede@redhat.com> In-Reply-To: <20220615205037.16549-1-hdegoede@redhat.com> References: <20220615205037.16549-1-hdegoede@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org The functions called by atomisp_create_pipes_stream() can fail, add error checking for them. Reviewed-by: Andy Shevchenko Signed-off-by: Hans de Goede --- .../media/atomisp/pci/atomisp_compat.h | 2 +- .../media/atomisp/pci/atomisp_compat_css20.c | 20 ++++++++++++++++--- .../staging/media/atomisp/pci/atomisp_ioctl.c | 13 ++++++++++-- 3 files changed, 29 insertions(+), 6 deletions(-) diff --git a/drivers/staging/media/atomisp/pci/atomisp_compat.h b/drivers/staging/media/atomisp/pci/atomisp_compat.h index 809f1a8c9974..3393ae6824f0 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_compat.h +++ b/drivers/staging/media/atomisp/pci/atomisp_compat.h @@ -240,7 +240,7 @@ int atomisp_css_input_configure_port(struct atomisp_sub_device *asd, unsigned int metadata_width, unsigned int metadata_height); -void atomisp_create_pipes_stream(struct atomisp_sub_device *asd); +int atomisp_create_pipes_stream(struct atomisp_sub_device *asd); void atomisp_destroy_pipes_stream_force(struct atomisp_sub_device *asd); void atomisp_css_stop(struct atomisp_sub_device *asd, diff --git a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c index d03b29add5c3..6375cfb839d4 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c +++ b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c @@ -785,10 +785,24 @@ static int __create_pipes(struct atomisp_sub_device *asd) return -EINVAL; } -void atomisp_create_pipes_stream(struct atomisp_sub_device *asd) +int atomisp_create_pipes_stream(struct atomisp_sub_device *asd) { - __create_pipes(asd); - __create_streams(asd); + int ret; + + ret = __create_pipes(asd); + if (ret) { + dev_err(asd->isp->dev, "create pipe failed %d.\n", ret); + return ret; + } + + ret = __create_streams(asd); + if (ret) { + dev_warn(asd->isp->dev, "create stream failed %d.\n", ret); + __destroy_pipes(asd, true); + return ret; + } + + return 0; } int atomisp_css_update_stream(struct atomisp_sub_device *asd) diff --git a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c index 73906902600c..459645c2e2a7 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c +++ b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c @@ -2267,8 +2267,17 @@ int __atomisp_streamoff(struct file *file, void *fh, enum v4l2_buf_type type) dev_err(isp->dev, "atomisp_reset"); atomisp_reset(isp); for (i = 0; i < isp->num_of_streams; i++) { - if (recreate_streams[i]) - atomisp_create_pipes_stream(&isp->asd[i]); + if (recreate_streams[i]) { + int ret2; + + ret2 = atomisp_create_pipes_stream(&isp->asd[i]); + if (ret2) { + dev_err(isp->dev, "%s error re-creating streams: %d\n", + __func__, ret2); + if (!ret) + ret = ret2; + } + } } isp->isp_timeout = false; }