From patchwork Mon Feb 3 08:08:45 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Raag Jadav X-Patchwork-Id: 13956903 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.11]) (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 07CE71FAC56; Mon, 3 Feb 2025 08:09:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.11 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738570157; cv=none; b=Ggr7gyRPjiys4DgPqAL5T9mlQmy1ylhBIJkGx/kDCfC1H5JTRb3EcHb8L7fmiu+cazUsLbZn7AkU7OzZqKZVefgx513jWJiSshNhbRtd3loTnOE5fQIUnrvhpEFkID72KaSN803u9WyLPfmLiIOXg0Fyidx+5XF7iPsNN2fZdrk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738570157; c=relaxed/simple; bh=D+RhCNvD41bLngc68/4K+jMhVH3uRcMiXJfibIbqF8s=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=bEbQbYxJvMQmAwa7owXIdUr5MbLQqKjSA04kcNUPh4SgMuMvMkSJQVKGLzhzzKGss2VkzjkeKK30G4j8u3XIlVP6xFKuu1B6jNeLpGKvks5i8H3+6oz5xj2VzpX3mMN2Pdp2UHM3hSZubXApEWpJaqoPDsqy5Km+IeElAL9Mh0w= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=INrGHksn; arc=none smtp.client-ip=192.198.163.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="INrGHksn" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1738570156; x=1770106156; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=D+RhCNvD41bLngc68/4K+jMhVH3uRcMiXJfibIbqF8s=; b=INrGHksnAYKu+X2jKqFcHEET+pf3wBAIgDbLLEF5FHrdBxHX96NMn9SR y/f+bpGtI1K7KCAYuRuCjD/WWCXFMqhgZHLyxQyCw9D9BO7cm2O0TTzm5 qOrIIO0Rbr7pBexPFrrK8y5qpeNUDbg/Wt6bKjMJpX3cyOJ5qsSkVzflL ao4scaD7WcjuaipzPVLStGm6ND8esuwp3JGT0B37NvYfzl/KmvoN1bijj kg8iPwFRXd9H9FBRAtzslGs+OZjHcSskXljgD5Cg7BQ5UmHjithOQTX2+ vIs4WMZGnJexMKy982r7XfFsTWFSW8W5TvrKdKp2J+58hdajEbhDpEMeA g==; X-CSE-ConnectionGUID: 98Sw0lDJR1S9L+ks1/XOiw== X-CSE-MsgGUID: z9kEdj8pT/S77fiaC2WlAQ== X-IronPort-AV: E=McAfee;i="6700,10204,11334"; a="49654106" X-IronPort-AV: E=Sophos;i="6.13,255,1732608000"; d="scan'208";a="49654106" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Feb 2025 00:09:15 -0800 X-CSE-ConnectionGUID: SPjaVgVwQQOHTG/GGQxWRA== X-CSE-MsgGUID: TKqmoqLNRMCcQWt6tYnRIA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,255,1732608000"; d="scan'208";a="110788441" Received: from jraag-z790m-itx-wifi.iind.intel.com ([10.190.239.23]) by fmviesa009.fm.intel.com with ESMTP; 03 Feb 2025 00:09:12 -0800 From: Raag Jadav To: gregkh@linuxfoundation.org, rafael@kernel.org, linus.walleij@linaro.org, mika.westerberg@linux.intel.com, andriy.shevchenko@linux.intel.com, dmitry.torokhov@gmail.com, lgirdwood@gmail.com, broonie@kernel.org, sre@kernel.org, jic23@kernel.org, przemyslaw.kitszel@intel.com Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org, linux-sound@vger.kernel.org, linux-pm@vger.kernel.org, linux-iio@vger.kernel.org, Raag Jadav Subject: [PATCH v3 03/20] devres: Introduce devm_kmemdup_array() Date: Mon, 3 Feb 2025 13:38:45 +0530 Message-Id: <20250203080902.1864382-4-raag.jadav@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250203080902.1864382-1-raag.jadav@intel.com> References: <20250203080902.1864382-1-raag.jadav@intel.com> Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Introduce '_array' variant of devm_kmemdup() which is more robust and consistent with alloc family of helpers. Suggested-by: Andy Shevchenko Signed-off-by: Raag Jadav Reviewed-by: Dmitry Torokhov Reviewed-by: Linus Walleij --- include/linux/device/devres.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/device/devres.h b/include/linux/device/devres.h index 128d65defafc..6ef400abfe21 100644 --- a/include/linux/device/devres.h +++ b/include/linux/device/devres.h @@ -79,6 +79,11 @@ void devm_kfree(struct device *dev, const void *p); void * __realloc_size(3) devm_kmemdup(struct device *dev, const void *src, size_t len, gfp_t gfp); +static inline void *devm_kmemdup_array(struct device *dev, const void *src, + size_t n, size_t size, gfp_t flags) +{ + return devm_kmemdup(dev, src, size_mul(size, n), flags); +} char * __malloc devm_kstrdup(struct device *dev, const char *s, gfp_t gfp);