From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f176.google.com (mail-pg1-f176.google.com [209.85.215.176]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D379C3655C4 for ; Tue, 9 Jun 2026 22:20:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.176 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781043606; cv=none; b=FZBrHTVrL6DX6pHvG7mZLpn3VdMoDUJKkW6bYOKUboIHlH7goNGMgZ0bhAsTpyB8m5EwsT99VbQ+9umoDIBthJVUmHSbjmUlf9jrrv0nLd44psc1nhYY52Y/Pz9o1LnRJfGE8VnEjEt6e+BFGZOzErcIzRBExPp03kocBMAqfEk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781043606; c=relaxed/simple; bh=mMIyKUxGwOQ8VAAYDDOeEGrsfwtY2nZkynSELcs+FUk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=UpuvrZ+w5fNkB56xSnkMpSMUG2kjCWJFPEGWIa3JwlbQCStvTnZgLxSHXcdfJy6PCJwHGyenfrWAdhOnsg/CY4l3yl505ShlZsNoK9kHjUn3EylK8KbKbjFw2QgMT6ONWe2IVO6AxbrSBVzrQ4F4YAonpTooq6ti+8wqNX0aLQI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=CC6EixSQ; arc=none smtp.client-ip=209.85.215.176 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="CC6EixSQ" Received: by mail-pg1-f176.google.com with SMTP id 41be03b00d2f7-c8589498839so2708579a12.2 for ; Tue, 09 Jun 2026 15:20:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1781043602; x=1781648402; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=LQhRsjTa8nt00Vhb5aXmUlX4VLfCEPtM7YH8ZPQELfs=; b=CC6EixSQONkImY7HW8uGss/b56J1EgO5L9L38yqQq/4JadzQa85M4azU26feVDdIW2 QdivhlSEVvIpYhSR1p0AWkAF+BGSFNmHj8ZX8849IfDLJnP+UYc0Jb1r+eKNFq3QOMRD n85lNZZyNr56u52G/mn5soPi9rAdLrSAAwaebc0DzlaMn4o6s5EpRgGvDiIBcCZfzK+6 IUn4z5uw8UsnBPdPwBrvcemEPTdbF1ZvZ2Qo6Ycj3FghOC5khKYVn5QuhNq8QegHfGfo aKoaS3PbqF7StZsQqmKRa3KoZ/WFF+gn0eX24H1XcEl+J6SnQ8/8kLR82sw4ngww+FXZ sbBg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781043602; x=1781648402; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=LQhRsjTa8nt00Vhb5aXmUlX4VLfCEPtM7YH8ZPQELfs=; b=Y5o3R9DIZNcuH5eA4Y0r+Uy5XywHGUJj0IAn/h9dEl1ZU/008QNIF/wh40dpr2kjWa yGPyCoK+vy5wLDDAsqalRrxieIFqW8G3yYXi7eyIqKJhxhFBvDzVnRYed5sRLKV6vpig GShzLH1htTr2C29SuuxPoxbGbtWyUnmNrAddwZvmR94o5xDwb3UAGJJARURw5wnFahH3 LJ4gbRLdNuH51msUCGZ+M7701pYSjZb0TyCK+wp9MkrR+jBHTjcCUTjQ1EY4C9l+w1WI l5zMGadG9Pbnd5XgBgI/Yzv424nmSy3lUgTvkjGPifgfetiwEp4qZTXp+GutgT9MdtAF qMHQ== X-Forwarded-Encrypted: i=1; AFNElJ99HdR4n9pH5wo7fddhqQWa/JgKPTAaGTHrbx8n6jgFG1txAOiWOvKo5UOzNzCNyU641eDId3gqOgl3Crw=@vger.kernel.org X-Gm-Message-State: AOJu0Yy6P+15JvgNpd2XOGh3Spr+Ynqr71g4KpjDWJo61VSkh82uN0ud ntxFH3DmC8m+40+PHPWA2Z96nOClMYEy/QUQxjilmKTfdiUYacXvzdiP X-Gm-Gg: Acq92OEPoUobijxL6mOqnOwpEjFAwiUhbeBX2yywB8fCCLJPPRptSr7IU+dg2qRzarY JStoBBuD/YRKYvOd0SnOWIZ39cUNVAYS77f1W/+SdOpn7KWoFjPmOTOD92mv5mrPEpGeNoWG2tB 40BD3HKlNbp63jl3n/EEG20Ea3FzKWuZjIeRYX2TaNi/oGgkM7pRPtXQIlI/ZLrWOGUUHQXVkDk XB/PXyP+x8WELKdaBj8l4XwkBGNhwS8ud4xXZ4qN/pqkRCzW3OHahWY7ZAIDFo/jNgJAnmx2wCT jndJDv/aQLPXF5ilEIlEQRDCst/ByYWHreUKuYPOfTUe7Amyl7beMfiUNIfPAKY444OI26CdUXh DSZsrJLWxkvWaJ8K+vZMQhRJ7Co+ULi0IhbbHrQDRMMtqdg0yc60F4fBTCyxJReKE/LG7vxi8xL 5wdPaLuQh4WyiymlbtEhcAsqOab1//0yqu0jHXJUeEWbD/nOk6WlB3M5GxcaoapDWVwpbVHHLjC bjGxxjnkcpIyt2Yg9eM6+TvYPcNouzDRKb3XGEmOd6E+TWHXKLkIcak X-Received: by 2002:a05:6a21:a94:b0:35d:5d40:6d79 with SMTP id adf61e73a8af0-3b4ccd76836mr27046937637.12.1781043602200; Tue, 09 Jun 2026 15:20:02 -0700 (PDT) Received: from ryzen ([2601:644:8000:5b5d:7285:c2ff:fe45:8a32]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c85df04ff24sm19661834a12.14.2026.06.09.15.20.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Jun 2026 15:20:01 -0700 (PDT) From: Rosen Penev To: dmaengine@vger.kernel.org Cc: Vinod Koul , Frank Li , Zhang Wei , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , linux-kernel@vger.kernel.org (open list), linuxppc-dev@lists.ozlabs.org (open list:FREESCALE DMA DRIVER), llvm@lists.linux.dev (open list:CLANG/LLVM BUILD SUPPORT:Keyword:\b(?i:clang|llvm)\b) Subject: [PATCHv3 09/15] dmaengine: fsldma: use devm for kzalloc() Date: Tue, 9 Jun 2026 15:19:20 -0700 Message-ID: <20260609221926.35538-10-rosenp@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260609221926.35538-1-rosenp@gmail.com> References: <20260609221926.35538-1-rosenp@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Convert fdev allocation from kzalloc_obj() to devm_kzalloc() to simplify the probe error and remove paths by dropping the explicit kfree. Assisted-by: opencode:big-pickle Signed-off-by: Rosen Penev --- drivers/dma/fsldma.c | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c index eba194d64105..dac12de06ef5 100644 --- a/drivers/dma/fsldma.c +++ b/drivers/dma/fsldma.c @@ -1222,18 +1222,17 @@ static void fsldma_device_release(struct dma_device *dma_dev); static int fsldma_of_probe(struct platform_device *op) { + struct device *dev = &op->dev; struct fsldma_device *fdev; struct device_node *child; unsigned int i; int err; - fdev = kzalloc_obj(*fdev); - if (!fdev) { - err = -ENOMEM; - goto out_return; - } + fdev = devm_kzalloc(dev, sizeof(*fdev), GFP_KERNEL); + if (!fdev) + return -ENOMEM; - fdev->dev = &op->dev; + fdev->dev = dev; INIT_LIST_HEAD(&fdev->common.channels); /* The DMA address bits supported for this device. */ fdev->addr_bits = (long)device_get_match_data(fdev->dev); @@ -1242,8 +1241,7 @@ static int fsldma_of_probe(struct platform_device *op) fdev->regs = of_iomap(op->dev.of_node, 0); if (!fdev->regs) { dev_err(&op->dev, "unable to ioremap registers\n"); - err = -ENOMEM; - goto out_free; + return -ENOMEM; } /* map the channel IRQ if it exists, but don't hookup the handler yet */ @@ -1325,9 +1323,6 @@ static int fsldma_of_probe(struct platform_device *op) } out_iounmap: iounmap(fdev->regs); -out_free: - kfree(fdev); -out_return: return err; } @@ -1361,7 +1356,6 @@ static void fsldma_of_remove(struct platform_device *op) } iounmap(fdev->regs); - kfree(fdev); } #ifdef CONFIG_PM -- 2.54.0