From patchwork Sat Oct 31 00:49:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Andrew Lunn X-Patchwork-Id: 1391400 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=lunn.ch Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CNLFK6q7dz9sPB for ; Sat, 31 Oct 2020 11:50:29 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726325AbgJaAu1 (ORCPT ); Fri, 30 Oct 2020 20:50:27 -0400 Received: from vps0.lunn.ch ([185.16.172.187]:55822 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726254AbgJaAuT (ORCPT ); Fri, 30 Oct 2020 20:50:19 -0400 Received: from andrew by vps0.lunn.ch with local (Exim 4.94) (envelope-from ) id 1kYf5z-004Rie-Ha; Sat, 31 Oct 2020 01:50:15 +0100 From: Andrew Lunn To: Jakub Kicinski Cc: netdev , Nicolas Pitre , Andrew Lunn Subject: [PATCH net-next 6/7] drivers: net: smc911x: Fix cast from pointer to integer of different size Date: Sat, 31 Oct 2020 01:49:57 +0100 Message-Id: <20201031004958.1059797-7-andrew@lunn.ch> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201031004958.1059797-1-andrew@lunn.ch> References: <20201031004958.1059797-1-andrew@lunn.ch> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org drivers/net/ethernet/smsc/smc911x.c: In function ‘smc911x_hardware_send_pkt’: drivers/net/ethernet/smsc/smc911x.c:471:11: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 471 | cmdA = (((u32)skb->data & 0x3) << 16) | When built on 64bit targets, the skb->data pointer cannot be cast to a u32 in a meaningful way. Use long instead. Signed-off-by: Andrew Lunn --- drivers/net/ethernet/smsc/smc911x.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/smsc/smc911x.c b/drivers/net/ethernet/smsc/smc911x.c index 4ec292563f38..f37832540364 100644 --- a/drivers/net/ethernet/smsc/smc911x.c +++ b/drivers/net/ethernet/smsc/smc911x.c @@ -466,9 +466,9 @@ static void smc911x_hardware_send_pkt(struct net_device *dev) TX_CMD_A_INT_FIRST_SEG_ | TX_CMD_A_INT_LAST_SEG_ | skb->len; #else - buf = (char*)((u32)skb->data & ~0x3); - len = (skb->len + 3 + ((u32)skb->data & 3)) & ~0x3; - cmdA = (((u32)skb->data & 0x3) << 16) | + buf = (char *)((long)skb->data & ~0x3); + len = (skb->len + 3 + ((long)skb->data & 3)) & ~0x3; + cmdA = (((long)skb->data & 0x3) << 16) | TX_CMD_A_INT_FIRST_SEG_ | TX_CMD_A_INT_LAST_SEG_ | skb->len; #endif