From patchwork Tue Jul 5 20:51:43 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= X-Patchwork-Id: 12907015 X-Patchwork-Delegate: herbert@gondor.apana.org.au 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A2BB5C43334 for ; Tue, 5 Jul 2022 20:52:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231495AbiGEUwE (ORCPT ); Tue, 5 Jul 2022 16:52:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59740 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229941AbiGEUwD (ORCPT ); Tue, 5 Jul 2022 16:52:03 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5F4B6320 for ; Tue, 5 Jul 2022 13:52:02 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1o8pWW-0000tY-HR; Tue, 05 Jul 2022 22:51:56 +0200 Received: from [2a0a:edc0:0:900:1d::77] (helo=ptz.office.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1o8pWS-004dBH-A7; Tue, 05 Jul 2022 22:51:55 +0200 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1o8pWV-003Ds3-3V; Tue, 05 Jul 2022 22:51:55 +0200 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Herbert Xu , "David S. Miller" Cc: linux-crypto@vger.kernel.org, kernel@pengutronix.de Subject: [PATCH 6/7] crypto: omap-sham: Drop if with an always false condition Date: Tue, 5 Jul 2022 22:51:43 +0200 Message-Id: <20220705205144.131702-6-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220705205144.131702-1-u.kleine-koenig@pengutronix.de> References: <20220705205144.131702-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=852; h=from:subject; bh=xqL6jh5OAMPzomOFtpqyo5nVq2HQ7FkPRSbtlRdZq5g=; b=owEBbQGS/pANAwAKAcH8FHityuwJAcsmYgBixKRX8hMfECGIeRcZ1s5PHDeA+gJFpyywkQp4HTWE VWvOrU2JATMEAAEKAB0WIQR+cioWkBis/z50pAvB/BR4rcrsCQUCYsSkVwAKCRDB/BR4rcrsCUs/CA CZM0KNFhSXlLPrVt63vtn36E71ONTZbx+MfFZGQvAed01vPVOTEmKWmuDBYCnFQD7lGP4VQJvIl2aU cZvwyGP6ynHUFUzs3basbyViBRhfr8CTCpvsFHwA3M6dxSEFDQdxSMxny8/YqnDK57W0I8o7FJMEv3 j075xBHtFT21pFX0Rv3n0zQzaHEEwA/ZmM2gYcRApFdh/UiO3xp/1MFnKXa36Lq/kwhFo63OHui4Qj eRH7jY4wbRrMD3ZdmkdIOuuKCtkwYBX9Q6l0RG6O8mJ2tPatMityZ8Kqn2LMtxUP1/Duvzd+NEQE27 yvVufw/GdfBqOcKklLrYBw9v1tzvkE X-Developer-Key: i=u.kleine-koenig@pengutronix.de; a=openpgp; fpr=0D2511F322BFAB1C1580266BE2DCDD9132669BD6 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-crypto@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org The remove callback is only called after probe completed successfully. In this case platform_set_drvdata() was called with a non-NULL argument and so dd is never NULL. This is a preparation for making platform remove callbacks return void. Signed-off-by: Uwe Kleine-König --- drivers/crypto/omap-sham.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c index 4b37dc69a50c..655a7f5a406a 100644 --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -2197,8 +2197,7 @@ static int omap_sham_remove(struct platform_device *pdev) int i, j; dd = platform_get_drvdata(pdev); - if (!dd) - return -ENODEV; + spin_lock_bh(&sham.lock); list_del(&dd->list); spin_unlock_bh(&sham.lock);