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 405E0613A for ; Wed, 9 Aug 2023 10:43:56 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AFDB1C433C9; Wed, 9 Aug 2023 10:43:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1691577836; bh=70iMD/RLSO8mNOULLpYpKy79TorPQ1CjsuicQaxDrOc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mELL/agGXba8pAoK8boL99x2+vWf6EJVTiRyuJaQvm6z3N3AK6DVTJ5V0X+0ZWMta JoAraZtkjKAFytoibxxGXAkgBnGpoPAQMfBHgGqW2gDtlOJspfVpVKxT7W07hdEYnd cvcD4FTztN8HpXpnqkIS8aHkfd/uTlD0xQUDNFoA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Punit Agrawal , Sudeep Holla , Marc Zyngier , Vikram Sethi , Shanker Donthineni , Sasha Levin Subject: [PATCH 6.4 012/165] firmware: smccc: Fix use of uninitialised results structure Date: Wed, 9 Aug 2023 12:39:03 +0200 Message-ID: <20230809103643.168074363@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230809103642.720851262@linuxfoundation.org> References: <20230809103642.720851262@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Punit Agrawal [ Upstream commit d05799d7b4a39fa71c65aa277128ac7c843ffcdc ] Commit 35727af2b15d ("irqchip/gicv3: Workaround for NVIDIA erratum T241-FABRIC-4") moved the initialisation of the SoC version to arm_smccc_version_init() but forgot to update the results structure and it's usage. Fix the use of the uninitialised results structure and update the error strings. Fixes: 35727af2b15d ("irqchip/gicv3: Workaround for NVIDIA erratum T241-FABRIC-4") Signed-off-by: Punit Agrawal Cc: Sudeep Holla Cc: Marc Zyngier Cc: Vikram Sethi Cc: Shanker Donthineni Acked-by: Marc Zyngier Link: https://lore.kernel.org/r/20230717171702.424253-1-punit.agrawal@bytedance.com Signed-off-by: Sudeep Holla Signed-off-by: Sasha Levin --- drivers/firmware/smccc/soc_id.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/firmware/smccc/soc_id.c b/drivers/firmware/smccc/soc_id.c index 890eb454599a3..1990263fbba0e 100644 --- a/drivers/firmware/smccc/soc_id.c +++ b/drivers/firmware/smccc/soc_id.c @@ -34,7 +34,6 @@ static struct soc_device_attribute *soc_dev_attr; static int __init smccc_soc_init(void) { - struct arm_smccc_res res; int soc_id_rev, soc_id_version; static char soc_id_str[20], soc_id_rev_str[12]; static char soc_id_jep106_id_str[12]; @@ -49,13 +48,13 @@ static int __init smccc_soc_init(void) } if (soc_id_version < 0) { - pr_err("ARCH_SOC_ID(0) returned error: %lx\n", res.a0); + pr_err("Invalid SoC Version: %x\n", soc_id_version); return -EINVAL; } soc_id_rev = arm_smccc_get_soc_id_revision(); if (soc_id_rev < 0) { - pr_err("ARCH_SOC_ID(1) returned error: %lx\n", res.a0); + pr_err("Invalid SoC Revision: %x\n", soc_id_rev); return -EINVAL; } -- 2.40.1