From patchwork Wed Feb 25 00:02:13 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joe Hershberger X-Patchwork-Id: 443276 X-Patchwork-Delegate: sjg@chromium.org Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from theia.denx.de (theia.denx.de [85.214.87.163]) by ozlabs.org (Postfix) with ESMTP id DD1AE1400DD for ; Wed, 25 Feb 2015 11:05:42 +1100 (AEDT) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 8DD5A4B14B; Wed, 25 Feb 2015 01:05:30 +0100 (CET) Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id TGOTDR9ShoHp; Wed, 25 Feb 2015 01:05:30 +0100 (CET) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 69B0F4B627; Wed, 25 Feb 2015 01:04:58 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id E2F824A04A for ; Wed, 25 Feb 2015 01:04:39 +0100 (CET) Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Ea7YAAVBfCOm for ; Wed, 25 Feb 2015 01:04:39 +0100 (CET) X-policyd-weight: NOT_IN_SBL_XBL_SPAMHAUS=-1.5 NOT_IN_SPAMCOP=-1.5 NOT_IN_BL_NJABL=-1.5 (only DNSBL check requested) Received: from ni.com (skprod3.natinst.com [130.164.80.24]) by theia.denx.de (Postfix) with ESMTPS id 2C48F4B62A for ; Wed, 25 Feb 2015 01:04:30 +0100 (CET) Received: from us-aus-mgwout2.amer.corp.natinst.com (nb-chan1-1338.natinst.com [130.164.19.134]) by us-aus-skprod3.natinst.com (8.15.0.59/8.15.0.59) with ESMTP id t1P04ShU010565; Tue, 24 Feb 2015 18:04:28 -0600 Received: from linux-xvxi.natinst.com ([130.164.14.198]) by us-aus-mgwout2.amer.corp.natinst.com (Lotus Domino Release 8.5.3FP6) with ESMTP id 2015022418042869-383808 ; Tue, 24 Feb 2015 18:04:28 -0600 From: Joe Hershberger To: u-boot@lists.denx.de Date: Tue, 24 Feb 2015 18:02:13 -0600 Message-Id: <1424822552-4366-5-git-send-email-joe.hershberger@ni.com> X-Mailer: git-send-email 1.7.11.5 In-Reply-To: <1424822552-4366-1-git-send-email-joe.hershberger@ni.com> References: <1423618233-11397-1-git-send-email-joe.hershberger@ni.com> <1424822552-4366-1-git-send-email-joe.hershberger@ni.com> X-MIMETrack: Itemize by SMTP Server on US-AUS-MGWOut2/AUS/H/NIC(Release 8.5.3FP6|November 21, 2013) at 02/24/2015 06:04:28 PM, Serialize by Router on US-AUS-MGWOut2/AUS/H/NIC(Release 8.5.3FP6|November 21, 2013) at 02/24/2015 06:04:28 PM, Serialize complete at 02/24/2015 06:04:28 PM X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2015-02-24_06:, , signatures=0 Cc: Tom Rini , Joe Hershberger Subject: [U-Boot] [RFC PATCH v4 04/23] net: Rename helper function to be more clear X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.15 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" Make it clear that the helper is checking the addr, not setting it. Signed-off-by: Joe Hershberger Reviewed-by: Simon Glass --- Changes in v4: None Changes in v3: None Changes in v2: None net/eth.c | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-) diff --git a/net/eth.c b/net/eth.c index eac4f7b..65e8c77 100644 --- a/net/eth.c +++ b/net/eth.c @@ -153,11 +153,6 @@ static void eth_current_changed(void) setenv("ethact", NULL); } -static int eth_address_set(unsigned char *addr) -{ - return memcmp(addr, "\0\0\0\0\0\0", 6); -} - int eth_write_hwaddr(struct eth_device *dev, const char *base_name, int eth_number) { @@ -166,9 +161,9 @@ int eth_write_hwaddr(struct eth_device *dev, const char *base_name, eth_getenv_enetaddr_by_index(base_name, eth_number, env_enetaddr); - if (eth_address_set(env_enetaddr)) { - if (eth_address_set(dev->enetaddr) && - memcmp(dev->enetaddr, env_enetaddr, 6)) { + if (!is_zero_ether_addr(env_enetaddr)) { + if (!is_zero_ether_addr(dev->enetaddr) && + memcmp(dev->enetaddr, env_enetaddr, 6)) { printf("\nWarning: %s MAC addresses don't match:\n", dev->name); printf("Address in SROM is %pM\n", @@ -183,7 +178,7 @@ int eth_write_hwaddr(struct eth_device *dev, const char *base_name, dev->enetaddr); printf("\nWarning: %s using MAC address from net device\n", dev->name); - } else if (!(eth_address_set(dev->enetaddr))) { + } else if (is_zero_ether_addr(dev->enetaddr)) { printf("\nError: %s address not set.\n", dev->name); return -EINVAL;