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 2476F2628C; Mon, 23 Jun 2025 21:19:18 +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=1750713558; cv=none; b=Z54mNE1gawMYCyNpAxHTK8m1w+Kdw81J0OKt87mt2Dt6lGMq46sOn8YMFT4JU88vuj4KbNQd0RB1uXDAkWwt2HJpAY9x1vr539g7vKNlF8CYuom1kWOdiZgvi7FsIMkIGlIOdF5I+K/gdS95NpHNyUPavtERWn5ID4zG67ekhk8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750713558; c=relaxed/simple; bh=wGdHUHH6X8ZgFPC79hBNMVGArCmK5I0/iNzldFYdMKI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=U1bljR9tl+EyYvXFgO6JK8Gqd1uZPiuTU+gi3V08P2p9bSHiJEVuZUHvjGh4EdXkDTDgZUym84RxN31ID1Dqx29XunscvZBVFPebfJKdSCFL5cRlv1o59S9JaY99lS9rqquJZ6ypCidwFEnkdIvPwt0SfMwk6PBTFhPuYBeAmmU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=wmVomPDR; 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="wmVomPDR" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B1EE2C4CEEA; Mon, 23 Jun 2025 21:19:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1750713558; bh=wGdHUHH6X8ZgFPC79hBNMVGArCmK5I0/iNzldFYdMKI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wmVomPDRXHLINLtrUcI0YzLNPSCBeg+qZH5K2wfOAbIWMKFWh72vwpMN5cm6NaIn5 QIf9X/jYBYtfoe7R5NfdKm9/91iPz26pN9fT4G7RuHCUA2rTS/tujth+diwavYorH0 aarso3XavngPiSqM0GJ6qneWP7a1BDCvD5H7lrfs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Sakari Ailus , Laurent Pinchart , Hans Verkuil Subject: [PATCH 6.12 050/414] media: ccs-pll: Check for too high VT PLL multiplier in dual PLL case Date: Mon, 23 Jun 2025 15:03:07 +0200 Message-ID: <20250623130643.296730560@linuxfoundation.org> X-Mailer: git-send-email 2.50.0 In-Reply-To: <20250623130642.015559452@linuxfoundation.org> References: <20250623130642.015559452@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Sakari Ailus commit 6868b955acd6e5d7405a2b730c2ffb692ad50d2c upstream. The check for VT PLL upper limit in dual PLL case was missing. Add it now. Fixes: 6c7469e46b60 ("media: ccs-pll: Add trivial dual PLL support") Cc: stable@vger.kernel.org Signed-off-by: Sakari Ailus Reviewed-by: Laurent Pinchart Signed-off-by: Hans Verkuil Signed-off-by: Greg Kroah-Hartman --- drivers/media/i2c/ccs-pll.c | 5 +++++ 1 file changed, 5 insertions(+) --- a/drivers/media/i2c/ccs-pll.c +++ b/drivers/media/i2c/ccs-pll.c @@ -312,6 +312,11 @@ __ccs_pll_calculate_vt_tree(struct devic dev_dbg(dev, "more_mul2: %u\n", more_mul); pll_fr->pll_multiplier = mul * more_mul; + if (pll_fr->pll_multiplier > lim_fr->max_pll_multiplier) { + dev_dbg(dev, "pll multiplier %u too high\n", + pll_fr->pll_multiplier); + return -EINVAL; + } if (pll_fr->pll_multiplier * pll_fr->pll_ip_clk_freq_hz > lim_fr->max_pll_op_clk_freq_hz)