From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 10E652DF3F2; Mon, 14 Apr 2025 13:32:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744637555; cv=none; b=UwB54Ld1GXtWDB0H37qxs06+UFKEjpsqSRChc0DnmqY7T1r2HP1SZnzV/nzD3kjXKfw90aMo5+xLHnTRe9Uwj4TbxOlzD9KPQx7B8JEhwpBbsg/N58Xbl0P1fK7Xfm14P/KoMCF/PmMJsBx43RPMWu6ojlYAkDDxBQTdcD+RwsI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744637555; c=relaxed/simple; bh=mHJ4Su4MoDsklNEAlFK1BQlqXdp4gCw/8nYVfgV43f8=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=dZsGQdt8BO0Jc1QvS79MIU4ig6DAbzh02K+GmK2rLaeMEEDUVIONgMrasV4vjHI7mKR6EzgEWNumRlk8ZJEgo6rvNxGsjRyMJNMLKwnRnzKK/JlDwlqkiuzIH+tjYWceTumE4HcmGAIiu/4igrUCQBxGDJFxkIm8+yKM/ljjMIc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=PDbLoFkD; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="PDbLoFkD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 82AC9C4CEED; Mon, 14 Apr 2025 13:32:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744637553; bh=mHJ4Su4MoDsklNEAlFK1BQlqXdp4gCw/8nYVfgV43f8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PDbLoFkDDuqACiCXGkS24Us2T4ogF/4MV6Mw4vUk21vBlVJ5o/GBVNqGX2t5jZBIQ e+X4dnvzRRRqnC1F/0l7tHHC5AHzwuUw+3vAgnFYMXUPQVQnlOTbst++Oe2OdZysJQ eyBorVj7hJMV50gddzSJIgSBT17xMNmZljnyTmq+IgbzrOYgRbFL3GlvHnhSpSUj7s 58yAgNB+KyGiLGJmkgUet7zJueuuNvl05W1UNdA6aB4n+B6s7mKtzAcudROmLuwlIh VVxR7el9FBUL2gHpZuRJd6GU7d19l9mFBgm87U+DjfGJahN58LcmL/qonC7PqPfUOZ t/LupUUBusm+A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Jean-Marc Eurin , "Rafael J . Wysocki" , Sasha Levin , rafael@kernel.org, linux-acpi@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 4/5] ACPI PPTT: Fix coding mistakes in a couple of sizeof() calls Date: Mon, 14 Apr 2025 09:32:22 -0400 Message-Id: <20250414133223.681195-4-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250414133223.681195-1-sashal@kernel.org> References: <20250414133223.681195-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 5.4.292 Content-Transfer-Encoding: 8bit From: Jean-Marc Eurin [ Upstream commit 7ab4f0e37a0f4207e742a8de69be03984db6ebf0 ] The end of table checks should be done with the structure size, but 2 of the 3 similar calls use the pointer size. Signed-off-by: Jean-Marc Eurin Link: https://patch.msgid.link/20250402001542.2600671-1-jmeurin@google.com [ rjw: Subject edits ] Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/acpi/pptt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/acpi/pptt.c b/drivers/acpi/pptt.c index f31544d3656e3..c1c7727ab9324 100644 --- a/drivers/acpi/pptt.c +++ b/drivers/acpi/pptt.c @@ -216,7 +216,7 @@ static int acpi_pptt_leaf_node(struct acpi_table_header *table_hdr, node_entry = ACPI_PTR_DIFF(node, table_hdr); entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr, sizeof(struct acpi_table_pptt)); - proc_sz = sizeof(struct acpi_pptt_processor *); + proc_sz = sizeof(struct acpi_pptt_processor); while ((unsigned long)entry + proc_sz < table_end) { cpu_node = (struct acpi_pptt_processor *)entry; @@ -257,7 +257,7 @@ static struct acpi_pptt_processor *acpi_find_processor_node(struct acpi_table_he table_end = (unsigned long)table_hdr + table_hdr->length; entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr, sizeof(struct acpi_table_pptt)); - proc_sz = sizeof(struct acpi_pptt_processor *); + proc_sz = sizeof(struct acpi_pptt_processor); /* find the processor structure associated with this cpuid */ while ((unsigned long)entry + proc_sz < table_end) { -- 2.39.5