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 A4EBF145FFA; Thu, 11 Apr 2024 10:19:19 +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=1712830759; cv=none; b=m/G8iFmFqLTRntB+caE92ALO2vh1yU1Bd5icTc9Ty/S/COoGXeDpmfDvMdIHJP0w6Rw6eyQyPWOn6YqxXv4zVj3FWrhRYvn0xtJ4hpLkIyzKTRvZo65PQJA+Og2YrsGWO2bF69mCG4rbqaf/1pJCnPDXFDNNd9fjpkwtKHMLOIc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712830759; c=relaxed/simple; bh=TCQm7PZFcH4Eh1EzIipOF46gX3+6O6dp9Sy29+El5qM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=SkUKW6bWcieRV/FUlKuRxIApzo9Q69Q71S+lXzW3gKXp4y05r+22aP4LqCrFD+sBTItWnqiiwHF6x3Ic8nUPZ5uRqhWEdVk1OCxz0qJjERBeiW+pNzzH/pv9nYTr3J/Mhs6J8HYXReBiAZ7y2CGMftTnukS5QxDezRFlKq/4Oy0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=h2GMg92B; 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="h2GMg92B" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1F52EC433F1; Thu, 11 Apr 2024 10:19:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1712830759; bh=TCQm7PZFcH4Eh1EzIipOF46gX3+6O6dp9Sy29+El5qM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=h2GMg92BDU0+YkKnGvrS+XGLsMe4MgF+SIsGXFvjfMXvZ0DEa2vuBv+kWnK2rKejU alp3/7Gct1O7RhecQ+sG2xbXfw1rFhRPZWQVGjsFoN0CU6CdEi9ETbDOJ0khWxwA7D IYjDDAxxKMJ6vM4T6sdBepfQGjaBb/T6l+oPDLb0= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Philipp Zabel , Thomas Zimmermann , Jani Nikula , Sasha Levin Subject: [PATCH 5.4 070/215] drm/imx/ipuv3: do not return negative values from .get_modes() Date: Thu, 11 Apr 2024 11:54:39 +0200 Message-ID: <20240411095427.004299136@linuxfoundation.org> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240411095424.875421572@linuxfoundation.org> References: <20240411095424.875421572@linuxfoundation.org> User-Agent: quilt/0.67 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 5.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jani Nikula [ Upstream commit c2da9ada64962fcd2e6395ed9987b9874ea032d3 ] The .get_modes() hooks aren't supposed to return negative error codes. Return 0 for no modes, whatever the reason. Cc: Philipp Zabel Cc: stable@vger.kernel.org Acked-by: Philipp Zabel Acked-by: Thomas Zimmermann Link: https://patchwork.freedesktop.org/patch/msgid/311f6eec96d47949b16a670529f4d89fcd97aefa.1709913674.git.jani.nikula@intel.com Signed-off-by: Jani Nikula Signed-off-by: Sasha Levin --- drivers/gpu/drm/imx/parallel-display.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/imx/parallel-display.c b/drivers/gpu/drm/imx/parallel-display.c index e24272428744c..2165ad545a382 100644 --- a/drivers/gpu/drm/imx/parallel-display.c +++ b/drivers/gpu/drm/imx/parallel-display.c @@ -63,14 +63,14 @@ static int imx_pd_connector_get_modes(struct drm_connector *connector) int ret; if (!mode) - return -EINVAL; + return 0; ret = of_get_drm_display_mode(np, &imxpd->mode, &imxpd->bus_flags, OF_USE_NATIVE_MODE); if (ret) { drm_mode_destroy(connector->dev, mode); - return ret; + return 0; } drm_mode_copy(mode, &imxpd->mode); -- 2.43.0