Received: by 2002:a25:ab43:0:0:0:0:0 with SMTP id u61csp4313502ybi; Mon, 3 Jun 2019 08:53:51 -0700 (PDT) X-Google-Smtp-Source: APXvYqxaSrqQGznBHfaN0tIXx6o6Q2Hwk0mwebkc07eRBUER9qjMw9FHfGSVYgHFI2oyA7UFs/6D X-Received: by 2002:a17:902:6bc8:: with SMTP id m8mr30118312plt.227.1559577231548; Mon, 03 Jun 2019 08:53:51 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1559577231; cv=none; d=google.com; s=arc-20160816; b=vPOMAwMwr4Kgwp4AayU7jYeUZ4Wbgn98avkMieAB4Ts8QPX65287KGmshnTfHO/7dB NTeynALQQZGA0FEHpzy/IjrIABWtihVRiklg6MFbYo/h/WflL1JLaZ0rnakIaVU9KhRT rwYYaVyJxQnUwbfcv2ujt4gc+dYq73fr+uAyJqoMrpXLumS7ifjRtTdJNeSz6sjy6M3i MrBD/3rBTkvwVHhv0ehKJiMJUjalK/T4OwI4eOUNd0tfCCh5RtC1B6GWU9HwndEJwWtP Db2hEReB6O9UUAKvpdstc8xNT9PUIHw89APrMJ+07gwFrQ359HlBD1j2WZjpCifeO2Yz PkQQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from; bh=K+4tZquMCc4TbINLmytATDuZLBSZX6KZRG+TI08EOuI=; b=QWikMtDfzy1St1IISZWSFbrG73zhMf6V5dbFAFU/1HND8teTazAE6vns//GJJQDZAx +NaOLdaTKvP4O9bvmrdqE1Q6o2IfiGYq/uwOjMcH+Pw+D5BbV7DmFERmbX1Q8s0Tllf3 CxH5Yv+KhtQ4s87eAKvRFp2XkCl8vMh6xdM+1SgJ8lHGL8eMueIOi996z5JVadLaIYdQ SbKS9i9tjvCxEBnJ89KFDz+4/MAIZRDOjdbSEb/q+wMD15kWzQLsmITvF3QNvTkA279K brU9GccNK7fezNPmeQDp3bzmbBKB6e4GycxHx7MFg+GlCQvwfDDzEtvhDPxeqNgSyXjn g8+Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id o4si18423559pgp.476.2019.06.03.08.53.35; Mon, 03 Jun 2019 08:53:51 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729462AbfFCPv7 (ORCPT + 99 others); Mon, 3 Jun 2019 11:51:59 -0400 Received: from foss.arm.com ([217.140.101.70]:53920 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729440AbfFCPv4 (ORCPT ); Mon, 3 Jun 2019 11:51:56 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B31AC169E; Mon, 3 Jun 2019 08:51:55 -0700 (PDT) Received: from en101.cambridge.arm.com (en101.cambridge.arm.com [10.1.196.93]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 7FFA53F246; Mon, 3 Jun 2019 08:51:54 -0700 (PDT) From: Suzuki K Poulose To: linux-kernel@vger.kernel.org Cc: gregkh@linuxfoundation.org, rafael@kernel.org, suzuki.poulose@arm.com, Harald Freudenberger , Heiko Carstens Subject: [RFC PATCH 37/57] drivers: s390: zcrypt: Use class_find_device_by_devt helper Date: Mon, 3 Jun 2019 16:50:03 +0100 Message-Id: <1559577023-558-38-git-send-email-suzuki.poulose@arm.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1559577023-558-1-git-send-email-suzuki.poulose@arm.com> References: <1559577023-558-1-git-send-email-suzuki.poulose@arm.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use the generic helper to find a device matching the devt. Cc: Harald Freudenberger Cc: Heiko Carstens Signed-off-by: Suzuki K Poulose --- drivers/s390/crypto/zcrypt_api.c | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c index 16cad8e..99c9b77 100644 --- a/drivers/s390/crypto/zcrypt_api.c +++ b/drivers/s390/crypto/zcrypt_api.c @@ -133,12 +133,6 @@ struct zcdn_device { static int zcdn_create(const char *name); static int zcdn_destroy(const char *name); -/* helper function, matches the devt value for find_zcdndev_by_devt() */ -static int __match_zcdn_devt(struct device *dev, const void *data) -{ - return dev->devt == *((dev_t *) data); -} - /* * Find zcdn device by name. * Returns reference to the zcdn device which needs to be released @@ -159,10 +153,7 @@ static inline struct zcdn_device *find_zcdndev_by_name(const char *name) */ static inline struct zcdn_device *find_zcdndev_by_devt(dev_t devt) { - struct device *dev = - class_find_device(zcrypt_class, NULL, - (void *) &devt, - __match_zcdn_devt); + struct device *dev = class_find_device_by_devt(zcrypt_class, NULL, devt); return dev ? to_zcdn_dev(dev) : NULL; } -- 2.7.4