From patchwork Tue Jan 11 11:26:59 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hsin-Yi Wang X-Patchwork-Id: 12709726 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A83B5C433F5 for ; Tue, 11 Jan 2022 11:27:08 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EACB9113616; Tue, 11 Jan 2022 11:27:07 +0000 (UTC) Received: from mail-pl1-x632.google.com (mail-pl1-x632.google.com [IPv6:2607:f8b0:4864:20::632]) by gabe.freedesktop.org (Postfix) with ESMTPS id DD39E113616 for ; Tue, 11 Jan 2022 11:27:06 +0000 (UTC) Received: by mail-pl1-x632.google.com with SMTP id e19so9979710plc.10 for ; Tue, 11 Jan 2022 03:27:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=aUFyLMV0GWlHVuW18MQAch8BvfbkZ5RjN4y5TyCoTS8=; b=AxaAg6kIlLkHQsgU8s3+5BYRqH+T7qGlAtHcFXe/nZyZkWuSeaVPkIwI8bHC+dhMRP 1TmsCCmbgdLsM1HIGsw5+p1nIoKOGkCPC6d1pdWxel81y8Nq9g8Cf3BiaSAy7TAAO3qY hBhizOVeYiVZB07OGNLxxkMaddMOMswIkjjyo= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=aUFyLMV0GWlHVuW18MQAch8BvfbkZ5RjN4y5TyCoTS8=; b=kHmGKspG5pmqX9TxnjWt79QdNSBbLEFOGZbz8QQmAoNswjDz9a+UmYqn7XbXDGBkL3 zRFo96T5ZUn23lmCRRN07GnqipEGyPVFEpkx7P/S4YyZX7gNkW0Fj32x9g5Jy1ob72Hn kTCAZxrFC6sPycpud3/tbqlHKtlZf+YiKPoMiQG0vQXNtwKybAEOGHHpssnb4egsLzIP l23SObVaxSYK4lVPdhAgjhfAnQXvUGd2+T4uohk47bwsweiSIx4Tp2mhVzRVGysMSDHj sPpKDY8uU8QA8hJiH0hAuC7rdH4aEcKCzdSS/n0wFtXqjPPXlZUnDVTdwN3Jtz0umR52 epVQ== X-Gm-Message-State: AOAM530nLp5DFp7CsDfWgNe3oeV9Lp+vSfRhMoyyIxV0XsrjFK5AfpjB PBs90ynmydTGyvB77CCdnz2Imw== X-Google-Smtp-Source: ABdhPJwADokKLYG31oJnwFzrI95A99W/MQk1LAj6PUhOiImevr2TrxdzpObC4qORur6heDHtrep/+Q== X-Received: by 2002:aa7:8642:0:b0:4be:9b5a:d4db with SMTP id a2-20020aa78642000000b004be9b5ad4dbmr4045759pfo.64.1641900426453; Tue, 11 Jan 2022 03:27:06 -0800 (PST) Received: from hsinyi-z840.tpe.corp.google.com ([2401:fa00:1:10:a41:eba5:ec46:f86c]) by smtp.gmail.com with ESMTPSA id d12sm10664856pfv.172.2022.01.11.03.27.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jan 2022 03:27:06 -0800 (PST) From: Hsin-Yi Wang To: Robert Foss , Rob Herring , Xin Ji Subject: [PATCH 1/3] drm/bridge: anx7625: Convert to use devm_kzalloc Date: Tue, 11 Jan 2022 19:26:59 +0800 Message-Id: <20220111112701.1064458-1-hsinyi@chromium.org> X-Mailer: git-send-email 2.34.1.575.g55b058a8bb-goog MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Jernej Skrabec , Neil Armstrong , David Airlie , Jonas Karlman , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Andrzej Hajda , Laurent Pinchart , Sam Ravnborg , Maxime Ripard Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Use devm_kzalloc instead of kzalloc and drop kfree(). Let the memory handled by driver detach. Signed-off-by: Hsin-Yi Wang Reviewed-by: Xin Ji --- drivers/gpu/drm/bridge/analogix/anx7625.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 0b858c78abe8b6..dbe708eb3bcf11 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -2515,7 +2515,7 @@ static int anx7625_i2c_probe(struct i2c_client *client, return -ENODEV; } - platform = kzalloc(sizeof(*platform), GFP_KERNEL); + platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL); if (!platform) { DRM_DEV_ERROR(dev, "fail to allocate driver data\n"); return -ENOMEM; @@ -2527,7 +2527,7 @@ static int anx7625_i2c_probe(struct i2c_client *client, if (ret) { if (ret != -EPROBE_DEFER) DRM_DEV_ERROR(dev, "fail to parse DT : %d\n", ret); - goto free_platform; + return ret; } platform->client = client; @@ -2552,7 +2552,7 @@ static int anx7625_i2c_probe(struct i2c_client *client, if (!platform->hdcp_workqueue) { dev_err(dev, "fail to create work queue\n"); ret = -ENOMEM; - goto free_platform; + return ret; } platform->pdata.intp_irq = client->irq; @@ -2637,9 +2637,6 @@ static int anx7625_i2c_probe(struct i2c_client *client, if (platform->hdcp_workqueue) destroy_workqueue(platform->hdcp_workqueue); -free_platform: - kfree(platform); - return ret; }