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 D7F252BEC29; Mon, 5 May 2025 22:48:12 +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=1746485292; cv=none; b=n75jBQ0OF8eyWHxs0PWnfcM+Xw6u02NL2xCO4W+KT5EF7OMkKWIpqUD6BdYUkfjrxg5eR+6uxyR0U1BbL+m4jaG7CAy4O0JBWgPV58aGphpAzsYc6gf/X3ikc6vFaAecNBjr7s8l+0v7NPZPZ/4n83IQconNRA292XfI+vztlkA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746485292; c=relaxed/simple; bh=2gj39A3TJv/FRCdouiOH4XPaP1noapFKSqMjh5lbozI=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=eFJ2R0eerDetIx7qRye4MLwS3gjQItjvS/Pw0KViuU43AKzdzBe2j3GchzLOz5eT6SJbe6FTG6m4ksBSOiWBzsWAuroX2YnLwih0UMNuQEYuIhJREk6oSUIb7Yux3IoyPlCHndJUw+yzfnK6tOqyJMjc/gbTTERRikiJEsPRoSU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TChQ+91U; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TChQ+91U" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B13F8C4CEE4; Mon, 5 May 2025 22:48:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746485292; bh=2gj39A3TJv/FRCdouiOH4XPaP1noapFKSqMjh5lbozI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TChQ+91UuMlH/VgfCFmOABM40/Bq6Qvq7398fqv0Ct8apcgBsqPbcXxj6//5SivAI PkZ1s5Ec/WDXPeAQMl4Mx0neod2WL1TbdARhoLrMNAbE7pzv2rtXgwk9Z8JTDUYBdw 69Ralg7vVXgpz31QfR29GkclDg7MndmcC++yZhYMqGnCWYTHV94aA0LMYguV3drbEC H+lUkhqIBZcGmcjvbTW5DxmQvWTmGuZFavULnEergNl9QtHozLT20QdeJ7JnBq86o7 Ed+hK/NYyt2nvUqs6NWw3scA5DmpMpxenzMd1/9BiFaTNbTnvgGHAepC07e651W1CN imvhOz+gLToOQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: "Assadian, Navid" , Joshua Aberback , Daniel Wheeler , Alex Deucher , Sasha Levin , harry.wentland@amd.com, sunpeng.li@amd.com, christian.koenig@amd.com, airlied@gmail.com, simona@ffwll.ch, Samson.Tam@amd.com, jun.lei@amd.com, alex.hung@amd.com, wenjing.liu@amd.com, Relja.Vojvodic@amd.com, rodrigo.siqueira@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.12 254/486] drm/amd/display: Fix mismatch type comparison Date: Mon, 5 May 2025 18:35:30 -0400 Message-Id: <20250505223922.2682012-254-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250505223922.2682012-1-sashal@kernel.org> References: <20250505223922.2682012-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.12.26 Content-Transfer-Encoding: 8bit From: "Assadian, Navid" [ Upstream commit 26873260d394b1e33cdd720154aedf0af95327f9 ] The mismatch type comparison/assignment may cause data loss. Since the values are always non-negative, it is safe to use unsigned variables to resolve the mismatch. Signed-off-by: Navid Assadian Reviewed-by: Joshua Aberback Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/spl/dc_spl.c | 4 ++-- drivers/gpu/drm/amd/display/dc/spl/dc_spl_types.h | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/spl/dc_spl.c b/drivers/gpu/drm/amd/display/dc/spl/dc_spl.c index 014e8a296f0c7..54c7d6aecf51c 100644 --- a/drivers/gpu/drm/amd/display/dc/spl/dc_spl.c +++ b/drivers/gpu/drm/amd/display/dc/spl/dc_spl.c @@ -875,8 +875,8 @@ static bool spl_get_optimal_number_of_taps( bool *enable_isharp) { int num_part_y, num_part_c; - int max_taps_y, max_taps_c; - int min_taps_y, min_taps_c; + unsigned int max_taps_y, max_taps_c; + unsigned int min_taps_y, min_taps_c; enum lb_memory_config lb_config; bool skip_easf = false; diff --git a/drivers/gpu/drm/amd/display/dc/spl/dc_spl_types.h b/drivers/gpu/drm/amd/display/dc/spl/dc_spl_types.h index 2a74ff5fdfdbc..a2c28949ec47f 100644 --- a/drivers/gpu/drm/amd/display/dc/spl/dc_spl_types.h +++ b/drivers/gpu/drm/amd/display/dc/spl/dc_spl_types.h @@ -479,7 +479,7 @@ struct spl_sharpness_range { }; struct adaptive_sharpness { bool enable; - int sharpness_level; + unsigned int sharpness_level; struct spl_sharpness_range sharpness_range; }; enum linear_light_scaling { // convert it in translation logic -- 2.39.5