From patchwork Tue Feb 28 11:14:39 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin King X-Patchwork-Id: 9595221 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 28F99601D7 for ; Tue, 28 Feb 2017 11:15:17 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0734D28589 for ; Tue, 28 Feb 2017 11:15:17 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EE7452858F; Tue, 28 Feb 2017 11:15:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 541D128589 for ; Tue, 28 Feb 2017 11:15:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=5fEYUM3dHYsmU5k7O1PNIIS0usK/T6jspH0l8hhvOic=; b=F3iDQayAhmc1ak 63HqK9ZbI9lkZiAr+pJpcBa9J/aZD0RWKNZdODVRV1jNueaSGU0zUgC1aXUUd35iUICDMQ8xNpiEs TRY9YG5CG9nz/YtmeJmshj7LD/yOIvaBj8cTP+IpcSaxfa9+xw81yOkaU11F792P7q0wW8O4OaCH2 23IHqi/3icnFg6XVuETqvR/iFjiRFYnt/WKbnLWZZ2f97yMc6k/FIcZ4BUZsbjE1p3eYlTdLjy593 LMVol1C+tcnmCw1Wy0++sXuCAolpPYDRfbmIK984vVLm6QdfnNYA1gaz8Y8cpKWXlD1gk03nsOdHr Th8brXsm9+0zjCUwP5CQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1cifkI-00071Y-UE; Tue, 28 Feb 2017 11:15:06 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cifkF-00066H-Kf for ath10k@lists.infradead.org; Tue, 28 Feb 2017 11:15:05 +0000 Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1cifjs-0005Ab-1y; Tue, 28 Feb 2017 11:14:40 +0000 From: Colin King To: Kalle Valo , ath10k@lists.infradead.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH] ath10k: remove redundant error check Date: Tue, 28 Feb 2017 11:14:39 +0000 Message-Id: <20170228111439.19546-1-colin.king@canonical.com> X-Mailer: git-send-email 2.10.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170228_031503_835181_345568DF X-CRM114-Status: UNSURE ( 6.43 ) X-CRM114-Notice: Please train this message. X-BeenThere: ath10k@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Sender: "ath10k" Errors-To: ath10k-bounces+patchwork-ath10k=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Colin Ian King The check on ret for an error is redundant because it is already been checked for non-zero earlier on and ret is never non-zero at this point. Fix this by removing the redundant check and error message. Detected by CoverityScan, CID#1357170 ("Logically Dead Code") Signed-off-by: Colin Ian King --- drivers/net/wireless/ath/ath10k/pci.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 6094372..52896c2 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -970,12 +970,6 @@ static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data, } remaining_bytes -= nbytes; - - if (ret) { - ath10k_warn(ar, "failed to read diag value at 0x%x: %d\n", - address, ret); - break; - } memcpy(data, data_buf, nbytes); address += nbytes;