From patchwork Fri Feb 18 10:05:39 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marta Rybczynska X-Patchwork-Id: 3784 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 aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 796ABC433FE for ; Fri, 18 Feb 2022 10:06:52 +0000 (UTC) Received: from mail-wm1-f41.google.com (mail-wm1-f41.google.com [209.85.128.41]) by mx.groups.io with SMTP id smtpd.web10.9091.1645178811015539915 for ; Fri, 18 Feb 2022 02:06:51 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@gmail.com header.s=20210112 header.b=U3P6uww5; spf=pass (domain: gmail.com, ip: 209.85.128.41, mailfrom: rybczynska@gmail.com) Received: by mail-wm1-f41.google.com with SMTP id az26-20020a05600c601a00b0037c078db59cso5985129wmb.4 for ; Fri, 18 Feb 2022 02:06:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=U87pmDD4vvJeIKOvGJEwsi58NrLj2TWBh+WDe+8WcDM=; b=U3P6uww5nnCQ7xALaF1oyngtAfqgdxuv4KOBIuS96RgfcJXJ2wpflxjgNr7kQn+otf KEi+FYIt1yahnzDkvl8ZPch0NosXFfJhhMdrm0HVICJF1NJUAotDobNKpZsH82jKKBxL IjjzEUoSGYcJH22yJXHidrE6nSldHfLHfSTkwWn0IBkNG5RrWHoJdkiYV8N9EylquANH vHNY0FzG63enCbfWC6upodn8h5w2c//Y+9GIueJHsnvgc44pyKmGfu3OZEYxRG8WgaZn gUa/dMMmmaz+vEH6hN3Vnu934etO5Dq9BHwsOWExDIkOC1o6MfzUlcjd8+Z9X4xJyIAa IaDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=U87pmDD4vvJeIKOvGJEwsi58NrLj2TWBh+WDe+8WcDM=; b=0S0scOErA/Oo4KTDUFyv67+DizB+pFqlr7koI6wj1Dpw7W8FDiARnO5gNKb3hPOazZ VOUlwrBZA8uF7DRfBJBkf/xuOjlaKRgv1eUiulf8u8DsEB/paWvRO6fORPcx75vVY4Bh 27n3crdfH39DwG/ewVfUe0s5vcnzR3wz7S1K2xBk4UJCbtXaHaDMF/MQRsgLjH4UoSIb 5ZTFLHbIZpcrPnYWVjG44scjcX7i6gg9JeG19HLXz6sCao+Aq6YOczJH2t8eT0HZatxl CxZzcmw3TqaLhIm0vnNo1TKNcGjn98RvtU3lJVZax0Hnkmqqxu23CfdYPIGbAlL3ZRtg Oc0w== X-Gm-Message-State: AOAM531WNbE9b7BqbzCIOdQCNm4AVAG+lWDIkNW4DLeZdb9wZa/5BQic 7i6ecakHXDiLs/bfWHa4cqI= X-Google-Smtp-Source: ABdhPJyuhFzbbEHDinhonO3mXPvjq4EGg9aNH3/2YA0DbzdXHpjRcWj5dBxtKjQ2ZljxNlowxynjNQ== X-Received: by 2002:a1c:7419:0:b0:37b:b96e:81a6 with SMTP id p25-20020a1c7419000000b0037bb96e81a6mr10040441wmc.8.1645178809556; Fri, 18 Feb 2022 02:06:49 -0800 (PST) Received: from localhost.localdomain ([80.215.178.41]) by smtp.gmail.com with ESMTPSA id z5sm4808494wmp.10.2022.02.18.02.06.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Feb 2022 02:06:49 -0800 (PST) From: Marta Rybczynska To: anuj.mittal@intel.com, openembedded-core@lists.openembedded.org, steve@sakoman.com Cc: Marta Rybczynska , Marta Rybczynska Subject: [PATCH 31/46][dunfell] grub: remove unneeded return value Date: Fri, 18 Feb 2022 11:05:39 +0100 Message-Id: <20220218100554.1315511-32-rybczynska@gmail.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20220218100554.1315511-1-rybczynska@gmail.com> References: <20220218100554.1315511-1-rybczynska@gmail.com> MIME-Version: 1.0 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Fri, 18 Feb 2022 10:06:52 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/161919 This patch removes an uneeded return value in grub's (static) grub_video_gop_fill_mode_info(). It is a part of a security series [1]. [1] https://lists.gnu.org/archive/html/grub-devel/2021-03/msg00007.html Signed-off-by: Marta Rybczynska --- ...move-unnecessary-return-value-of-gru.patch | 94 +++++++++++++++++++ meta/recipes-bsp/grub/grub2.inc | 1 + 2 files changed, 95 insertions(+) create mode 100644 meta/recipes-bsp/grub/files/0031-video-efi_gop-Remove-unnecessary-return-value-of-gru.patch diff --git a/meta/recipes-bsp/grub/files/0031-video-efi_gop-Remove-unnecessary-return-value-of-gru.patch b/meta/recipes-bsp/grub/files/0031-video-efi_gop-Remove-unnecessary-return-value-of-gru.patch new file mode 100644 index 0000000000..7e4e951245 --- /dev/null +++ b/meta/recipes-bsp/grub/files/0031-video-efi_gop-Remove-unnecessary-return-value-of-gru.patch @@ -0,0 +1,94 @@ +From 2a1e5659763790201a342f8a897c8c9d8d91b1cc Mon Sep 17 00:00:00 2001 +From: Darren Kenny +Date: Tue, 8 Dec 2020 21:14:31 +0000 +Subject: [PATCH] video/efi_gop: Remove unnecessary return value of + grub_video_gop_fill_mode_info() + +The return value of grub_video_gop_fill_mode_info() is never able to be +anything other than GRUB_ERR_NONE. So, rather than continue to return +a value and checking it each time, it is more correct to redefine the +function to not return anything and remove checks of its return value +altogether. + +Fixes: CID 96701 + +Signed-off-by: Darren Kenny +Reviewed-by: Daniel Kiper + +Upstream-Status: Backport [https://git.savannah.gnu.org/cgit/grub.git/commit/?id=fc5951d3b1616055ef81a019a5affc09d13344d0] +Signed-off-by: Marta Rybczynska +--- + grub-core/video/efi_gop.c | 25 ++++++------------------- + 1 file changed, 6 insertions(+), 19 deletions(-) + +diff --git a/grub-core/video/efi_gop.c b/grub-core/video/efi_gop.c +index 7f9d1c2..db2ee98 100644 +--- a/grub-core/video/efi_gop.c ++++ b/grub-core/video/efi_gop.c +@@ -227,7 +227,7 @@ grub_video_gop_fill_real_mode_info (unsigned mode, + return GRUB_ERR_NONE; + } + +-static grub_err_t ++static void + grub_video_gop_fill_mode_info (unsigned mode, + struct grub_efi_gop_mode_info *in, + struct grub_video_mode_info *out) +@@ -252,8 +252,6 @@ grub_video_gop_fill_mode_info (unsigned mode, + out->blit_format = GRUB_VIDEO_BLIT_FORMAT_BGRA_8888; + out->mode_type |= (GRUB_VIDEO_MODE_TYPE_DOUBLE_BUFFERED + | GRUB_VIDEO_MODE_TYPE_UPDATING_SWAP); +- +- return GRUB_ERR_NONE; + } + + static int +@@ -266,7 +264,6 @@ grub_video_gop_iterate (int (*hook) (const struct grub_video_mode_info *info, vo + grub_efi_uintn_t size; + grub_efi_status_t status; + struct grub_efi_gop_mode_info *info = NULL; +- grub_err_t err; + struct grub_video_mode_info mode_info; + + status = efi_call_4 (gop->query_mode, gop, mode, &size, &info); +@@ -277,12 +274,7 @@ grub_video_gop_iterate (int (*hook) (const struct grub_video_mode_info *info, vo + continue; + } + +- err = grub_video_gop_fill_mode_info (mode, info, &mode_info); +- if (err) +- { +- grub_errno = GRUB_ERR_NONE; +- continue; +- } ++ grub_video_gop_fill_mode_info (mode, info, &mode_info); + if (hook (&mode_info, hook_arg)) + return 1; + } +@@ -466,13 +458,8 @@ grub_video_gop_setup (unsigned int width, unsigned int height, + + info = gop->mode->info; + +- err = grub_video_gop_fill_mode_info (gop->mode->mode, info, +- &framebuffer.mode_info); +- if (err) +- { +- grub_dprintf ("video", "GOP: couldn't fill mode info\n"); +- return err; +- } ++ grub_video_gop_fill_mode_info (gop->mode->mode, info, ++ &framebuffer.mode_info); + + framebuffer.ptr = (void *) (grub_addr_t) gop->mode->fb_base; + framebuffer.offscreen +@@ -486,8 +473,8 @@ grub_video_gop_setup (unsigned int width, unsigned int height, + { + grub_dprintf ("video", "GOP: couldn't allocate shadow\n"); + grub_errno = 0; +- err = grub_video_gop_fill_mode_info (gop->mode->mode, info, +- &framebuffer.mode_info); ++ grub_video_gop_fill_mode_info (gop->mode->mode, info, ++ &framebuffer.mode_info); + buffer = framebuffer.ptr; + } + diff --git a/meta/recipes-bsp/grub/grub2.inc b/meta/recipes-bsp/grub/grub2.inc index d18e329b96..24a269d90d 100644 --- a/meta/recipes-bsp/grub/grub2.inc +++ b/meta/recipes-bsp/grub/grub2.inc @@ -77,6 +77,7 @@ SRC_URI = "${GNU_MIRROR}/grub/grub-${PV}.tar.gz \ file://0028-syslinux-Fix-memory-leak-while-parsing.patch \ file://0029-normal-completion-Fix-leaking-of-memory-when-process.patch \ file://0030-commands-hashsum-Fix-a-memory-leak.patch \ + file://0031-video-efi_gop-Remove-unnecessary-return-value-of-gru.patch \ " SRC_URI[md5sum] = "5ce674ca6b2612d8939b9e6abed32934" SRC_URI[sha256sum] = "f10c85ae3e204dbaec39ae22fa3c5e99f0665417e91c2cb49b7e5031658ba6ea"