From patchwork Thu Nov 25 19:45:03 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Golle X-Patchwork-Id: 12639783 X-Patchwork-Delegate: nbd@nbd.name 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 C7FCAC433EF for ; Thu, 25 Nov 2021 19:49:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1350492AbhKYTwc (ORCPT ); Thu, 25 Nov 2021 14:52:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44924 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243300AbhKYTub (ORCPT ); Thu, 25 Nov 2021 14:50:31 -0500 Received: from fudo.makrotopia.org (fudo.makrotopia.org [IPv6:2a07:2ec0:3002::71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8A7FCC061799 for ; Thu, 25 Nov 2021 11:45:12 -0800 (PST) Received: from local by fudo.makrotopia.org with esmtpsa (TLS1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.94.2) (envelope-from ) id 1mqKgA-0002NO-5q; Thu, 25 Nov 2021 20:45:10 +0100 Date: Thu, 25 Nov 2021 19:45:03 +0000 From: Daniel Golle To: linux-mediatek@lists.infradead.org, linux-wireless@vger.kernel.org Cc: Ryder Lee , Lorenzo Bianconi , Felix Fietkau , Hauke Mehrtens Subject: [PATCH v2] mt76: eeprom: tolerate corrected bit-flips Message-ID: MIME-Version: 1.0 Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org mtd_read() returns -EUCLEAN in case of corrected bit-flips. As data was read, don't error out in this case. Signed-off-by: Daniel Golle Acked-by: Hauke Mehrtens --- v2: fix wrong variable name drivers/net/wireless/mediatek/mt76/eeprom.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/eeprom.c b/drivers/net/wireless/mediatek/mt76/eeprom.c index 2d58aa31db934..4a5d14473ddc4 100644 --- a/drivers/net/wireless/mediatek/mt76/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/eeprom.c @@ -65,7 +65,7 @@ int mt76_get_of_eeprom(struct mt76_dev *dev, void *eep, int offset, int len) offset = be32_to_cpup(list); ret = mtd_read(mtd, offset, len, &retlen, eep); put_mtd_device(mtd); - if (ret) { + if (ret && !mtd_is_bitflip(ret)) { dev_err(dev->dev, "reading EEPROM from mtd %s failed: %i\n", part, ret); goto out_put_node;