From patchwork Wed Jun 7 11:58:49 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13270563 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 4F14C3445A for ; Wed, 7 Jun 2023 11:59:09 +0000 (UTC) Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [IPv6:2001:4d48:ad52:32c8:5054:ff:fe00:142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 26F011BD9 for ; Wed, 7 Jun 2023 04:58:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Date:Sender:Message-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Subject:Cc:To:From:References: In-Reply-To:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=2yNodawdrBoK9j42w1NAjw0rxU0GUGNTc4kJukpmkmw=; b=IM6BwlxUVtOPGdM5E2I2XrELb5 HXcZ6+VbO6SV1vqK753ZORUqkmcwcX//k6pCnQ3XwFSCiUOMkajWxFIp6gg5SEgCQW95LeRt6TOh4 6lbibufi8Asb/U0U/qfRd2Hz0/mWcPcygDRJ5UNiIm35BuXKmrdyzl3gAKyBNefQS4+X1bTpvxJXb gyIT8b9NrgCcC64vbRcOoF5XeSTM6NowFeO3H7y7lH2AcBTq3KJf4GeC7LJPVIBBJd7FfHkn+ovc/ ORupryCH6TtHq4PnEdnMy2OOaI9IqrXdXB41jnZX/SZh3G1NjCHUT7O5EuqQR+CjUKG9rW12MT+Ns sBcaf04A==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:44396 helo=rmk-PC.armlinux.org.uk) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1q6roQ-0007Mi-6n; Wed, 07 Jun 2023 12:58:50 +0100 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1q6roP-00Cfao-KJ; Wed, 07 Jun 2023 12:58:49 +0100 In-Reply-To: References: From: "Russell King (Oracle)" To: Andrew Lunn , Heiner Kallweit Cc: "David S. Miller" , Eric Dumazet , Ioana Ciornei , Jakub Kicinski , Madalin Bucur , netdev@vger.kernel.org, Paolo Abeni , Sean Anderson Subject: [PATCH net-next v2 08/11] net: pcs: lynx: change lynx_pcs_create() to return error-pointers Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline Message-Id: Sender: Russell King Date: Wed, 07 Jun 2023 12:58:49 +0100 X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_NONE,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org Change lynx_pcs_create() to return an error-pointer on failure to allocate memory, rather than returning NULL. This allows the removal of the conversion in lynx_pcs_create_fwnode() and lynx_pcs_create_mdiodev(). Signed-off-by: Russell King (Oracle) --- drivers/net/pcs/pcs-lynx.c | 14 +------------- 1 file changed, 1 insertion(+), 13 deletions(-) diff --git a/drivers/net/pcs/pcs-lynx.c b/drivers/net/pcs/pcs-lynx.c index b8c66137e28d..c2d01da40430 100644 --- a/drivers/net/pcs/pcs-lynx.c +++ b/drivers/net/pcs/pcs-lynx.c @@ -313,7 +313,7 @@ static struct phylink_pcs *lynx_pcs_create(struct mdio_device *mdio) lynx = kzalloc(sizeof(*lynx), GFP_KERNEL); if (!lynx) - return NULL; + return ERR_PTR(-ENOMEM); mdio_device_get(mdio); lynx->mdio = mdio; @@ -334,12 +334,6 @@ struct phylink_pcs *lynx_pcs_create_mdiodev(struct mii_bus *bus, int addr) pcs = lynx_pcs_create(mdio); - /* Convert failure to create the PCS to an error pointer, so this - * function has a consistent return value strategy. - */ - if (!pcs) - pcs = ERR_PTR(-ENOMEM); - /* lynx_create() has taken a refcount on the mdiodev if it was * successful. If lynx_create() fails, this will free the mdio * device here. In any case, we don't need to hold our reference @@ -363,12 +357,6 @@ struct phylink_pcs *lynx_pcs_create_fwnode(struct fwnode_handle *node) pcs = lynx_pcs_create(mdio); - /* Convert failure to create the PCS to an error pointer, so this - * function has a consistent return value strategy. - */ - if (!pcs) - pcs = ERR_PTR(-ENOMEM); - /* lynx_create() has taken a refcount on the mdiodev if it was * successful. If lynx_create() fails, this will free the mdio * device here. In any case, we don't need to hold our reference