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 1111816F8FA; Wed, 3 Jul 2024 11:06:44 +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=1720004804; cv=none; b=Z9V/lqkzbHkE41cl+zYi7le9P5O44JlB9Hsataw0+Gl7nnPBMX2tOVgdE8pDL4dhO1Eq9aiYWNicwK9poektKIRVVRyY5KcjlqwIVmGKxLzenKXiyb7ovm8leJ8LDoDI7NjS+rLeQBdZ9/sSUsiCViXYJxowB7J696WN7F2VUW0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720004804; c=relaxed/simple; bh=yxsrmF/8G+DAYK+9M6zLxQ2TN/xV+lnac3PMlkgj9Uw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Ycw7aZ0aZN+YM2xQQj9zuRkH/9wUQDHB/06E1KjiGUSCzkmnmV3QwleZMQPn33J5L+QjO9ZsO6XLelsVp9TrJlvgrGwLqFvQ+y55vlg8PIkWthEWYYqPw+UykPXE0azPGZ/yvBu6KoqlBoLsmSMmwrmIXxWAtIoX3H9Oo7rYAfw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=Shtzm/D1; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="Shtzm/D1" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 84D5BC2BD10; Wed, 3 Jul 2024 11:06:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1720004804; bh=yxsrmF/8G+DAYK+9M6zLxQ2TN/xV+lnac3PMlkgj9Uw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Shtzm/D1wjKMit3IIdHMY6gT8NNvpY9zdH+Yjg4HOQ8b6tEE5YZUXuKgH1jzaiXzX F76iFqrzJ2NYanr6Hbcd5f/+Cj1Roy7p2uTOPiDTfnUVOOoZeENTwAdrlxO8tuJPZI HCcC0qV3rzyZYRFD+i0r13W3vAuKIyrdlFeWLAD8= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Mario Limonciello , Alex Deucher Subject: [PATCH 5.10 165/290] drm/radeon: fix UBSAN warning in kv_dpm.c Date: Wed, 3 Jul 2024 12:39:06 +0200 Message-ID: <20240703102910.409333639@linuxfoundation.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240703102904.170852981@linuxfoundation.org> References: <20240703102904.170852981@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Deucher commit a498df5421fd737d11bfd152428ba6b1c8538321 upstream. Adds bounds check for sumo_vid_mapping_entry. Reviewed-by: Mario Limonciello Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/radeon/sumo_dpm.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/gpu/drm/radeon/sumo_dpm.c +++ b/drivers/gpu/drm/radeon/sumo_dpm.c @@ -1621,6 +1621,8 @@ void sumo_construct_vid_mapping_table(st for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++) { if (table[i].ulSupportedSCLK != 0) { + if (table[i].usVoltageIndex >= SUMO_MAX_NUMBER_VOLTAGES) + continue; vid_mapping_table->entries[table[i].usVoltageIndex].vid_7bit = table[i].usVoltageID; vid_mapping_table->entries[table[i].usVoltageIndex].vid_2bit =