From nobody Sat Feb 7 20:40:39 2026 Received: from out-187.mta1.migadu.com (out-187.mta1.migadu.com [95.215.58.187]) (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 55B1527E7EC for ; Tue, 2 Dec 2025 12:46:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.187 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764679594; cv=none; b=uvrv0sXDAHBD3nGD/RJAq6NovtOa77lY+PHY39lslkjidVA2OgJd5ZAo7LH0vrypRn3z4kGAPVpfTDDyoLgk/l4L1AHSv6DJSaU2DKdmvHmCAFQrC+SirXndheJvhTqfTBH49o5IOKoF1U06RjtJ+7qYsG1xSSckm3xfHW0iGcQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764679594; c=relaxed/simple; bh=bJnIvT20G9GOLNBa2XvOknjXHz9/pB1+QBrowudu6sM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=Jxg4g5SCz9kr84ry+Xt7l3oJtCMTfVjUcZIu6RtWztEEUAjOTxezt2EpjaJ9m+KQ8CRuwokzY74YGKUgGSF1yxEkxWQwHBb69P0cGVfRI4FpFaIdI0f9Md0f22SLjhSOLUtwNH+5S8ZurQrWRDeA+AFViUcGcmLN6wPNAmO8stc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=sfvTCYR2; arc=none smtp.client-ip=95.215.58.187 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="sfvTCYR2" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1764679589; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=P17xNwt1rtshfrZ7Ai2OzQdOG3L6gJqvRw2RRd5OaZA=; b=sfvTCYR2/JN/p+cv4ap9oljFFXsUev+xrq0RNNqXD16o0+Mql5ZQoKuhr2JqlIPS+38U3J 5DHKr1NBRhtXBwC9H8/EMqn9AcnxHrbMIPTxM4VaGLIosN+F6pfKFz/63Nu6T7w4jRIj1h 2R1pOc2OHbsBxlr86MBYm+dZYBfD3eI= From: Thorsten Blum To: Devarsh Thakkar , Mauro Carvalho Chehab , Hans Verkuil , David Huang , Sebastian Fricke , Benjamin Gaignard Cc: Thorsten Blum , stable@vger.kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] media: imagination: Fix value clamping in calculate_qp_tables Date: Tue, 2 Dec 2025 13:45:55 +0100 Message-ID: <20251202124555.418319-2-thorsten.blum@linux.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Migadu-Flow: FLOW_OUT Content-Type: text/plain; charset="utf-8" The local variable 'val' was never clamped to 1 or 255 because the return value of clamp() was not used. Fix this by assigning the clamped value back to 'val'. Cc: stable@vger.kernel.org Fixes: a1e294045885 ("media: imagination: Add E5010 JPEG Encoder driver") Signed-off-by: Thorsten Blum --- drivers/media/platform/imagination/e5010-jpeg-enc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/imagination/e5010-jpeg-enc.c b/drivers/= media/platform/imagination/e5010-jpeg-enc.c index c4e0097cb8b7..a36a2acc896c 100644 --- a/drivers/media/platform/imagination/e5010-jpeg-enc.c +++ b/drivers/media/platform/imagination/e5010-jpeg-enc.c @@ -175,12 +175,12 @@ static void calculate_qp_tables(struct e5010_context = *ctx) long long delta =3D v4l2_jpeg_ref_table_chroma_qt[i] * contrast + lumino= sity; int val =3D (int)(v4l2_jpeg_ref_table_chroma_qt[i] + delta); =20 - clamp(val, 1, 255); + val =3D clamp(val, 1, 255); ctx->chroma_qp[i] =3D quality =3D=3D -50 ? 1 : val; =20 delta =3D v4l2_jpeg_ref_table_luma_qt[i] * contrast + luminosity; val =3D (int)(v4l2_jpeg_ref_table_luma_qt[i] + delta); - clamp(val, 1, 255); + val =3D clamp(val, 1, 255); ctx->luma_qp[i] =3D quality =3D=3D -50 ? 1 : val; } =20 --=20 Thorsten Blum GPG: 1D60 735E 8AEF 3BE4 73B6 9D84 7336 78FD 8DFE EAD4