From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793829342; b=nI+6RcFxMNoBP36x3vaS8rSXkSdcmgEVmPTN+2mRaFYwtkYvsY1gNI9JHRt3iN+uqtdi 5u9HxmSYXxLBMRGJTvisWAurVfPPSUwmy6BCFvHqlFZ2iglT5d15WvVqlL01bYzc1LfcV loaEWx8kwi3KvWUPC01u4HygwPG6hT+agCozcDEvif8JweqbF/UsjkuA4E4UlMBqo8B3A +tg4ZiOfKtqCyFRnmCFQnpl4mfiWsRfPDtfGxBlpwXwlQS+FyevP6K0B9Sqv82G6gCpZn KJtSKF+lPSpWjgIgY083SnYkyRRvxg2CxudO/XtW2ClGC7zOGZ8TWPnhaOxGL116Pcw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793829342; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:User-Agent:X-stable:X-Patchwork-Hint: MIME-Version:Content-Transfer-Encoding; bh=Urr/8b9lINrMtgx8uTx4akxHKilD6u6X2Mro45QcKfM=; b=ChntOaHOdK1/7mI/lLDhGIiN0tlqz7q0nTGLPxDaUKMKNCCMotAKuwWrVX7bMY3kAY8F BonFIMbdJW4KTK1ncrad7Dyey3OPWbryQekdc2Q49epstTdo26SCADQ2jmv3I/twMZX/a L1GwV1z+X04w/Fy8hHA8mhod+0aTWuIgal4sRgXzJWnyvLWyZMjQuRKKMZ11aQLyAfGkc FhrGKAeVw79pBade4sn32mXM2Ya53XxsSA30XrRsKVSF4uqNEsgbDvCSpEovVblS4RQgz DZotTFrrgoxrplppUmPJMK9ZoZsxBy+ONM5rZBIpGz8RyVhiMpjNFXFqToEwX1YlVqA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=YXuOtA6+; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0B883607491F; Wed, 4 Nov 2026 21:55:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=YXuOtA6+ Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8F1B31F000C1; Wed, 4 Nov 2026 21:55:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793829341; bh=Urr/8b9lINrMtgx8uTx4akxHKilD6u6X2Mro45QcKfM=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=YXuOtA6+PLQoOsqCwAlPs7NMUAfbMWRVqH0262DE3uJkSIfxo7ZMDkU5sFB8rsnUr xSDZXrf5c8aFo/bZaV9q5cLrnNDj2M2U8jeGLtaeRxLC26ehV4gHMKzlA5GRfls3r/ Uxgn9rF/W/qi7PgFyfolOd48kkyrRyy6z5mBKIAk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Lijo Lazar , Asad Kamal , Alex Deucher , Sasha Levin Subject: [PATCH 6.18 0066/1005] drm/amd/pm: validate vega10 profile mode inputs Date: Wed, 4 Nov 2026 15:56:39 -0500 Message-ID: <20261104211045.459206550@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261104211043.516122098@linuxfoundation.org> References: <20261104211043.516122098@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore X-Mailing-List: patches@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Lijo Lazar [ Upstream commit bf939f2a1687ef4ab815640096357f8ef5bd5fb6 ] Check for out of range profile modes and custom params that exceed 8 bits. Signed-off-by: Lijo Lazar Reviewed-by: Asad Kamal Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c index d6aaba0b3613d..84c777fde62f5 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c @@ -5406,6 +5406,11 @@ static int vega10_set_power_profile_mode(struct pp_hwmgr *hwmgr, long *input, ui uint8_t min_active_level; uint32_t power_profile_mode = input[size]; + if (power_profile_mode > PP_SMC_POWER_PROFILE_CUSTOM) { + pr_err("Invalid power profile mode %u\n", power_profile_mode); + return -EINVAL; + } + if (power_profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) { if (size != 0 && size != 4) return -EINVAL; @@ -5421,6 +5426,10 @@ static int vega10_set_power_profile_mode(struct pp_hwmgr *hwmgr, long *input, ui return -EINVAL; } + if ((input[0] & ~0xFF) || (input[1] & ~0xFF) || + (input[2] & ~0xFF) || (input[3] & ~0xFF)) + return -EINVAL; + data->custom_profile_mode[0] = busy_set_point = input[0]; data->custom_profile_mode[1] = FPS = input[1]; data->custom_profile_mode[2] = use_rlc_busy = input[2]; -- 2.53.0