From patchwork Tue Jan 4 07:26:54 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hector Martin X-Patchwork-Id: 12703127 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 3863BC433F5 for ; Tue, 4 Jan 2022 07:32:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233392AbiADHcK (ORCPT ); Tue, 4 Jan 2022 02:32:10 -0500 Received: from marcansoft.com ([212.63.210.85]:47520 "EHLO mail.marcansoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233560AbiADHbz (ORCPT ); Tue, 4 Jan 2022 02:31:55 -0500 Received: from [127.0.0.1] (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: hector@marcansoft.com) by mail.marcansoft.com (Postfix) with ESMTPSA id E07D741F5D; Tue, 4 Jan 2022 07:31:45 +0000 (UTC) From: Hector Martin To: Kalle Valo , "David S. Miller" , Jakub Kicinski , Rob Herring , "Rafael J. Wysocki" , Len Brown , Arend van Spriel , Franky Lin , Hante Meuleman , Chi-hsien Lin , Wright Feng , Dmitry Osipenko Cc: Hector Martin , Sven Peter , Alyssa Rosenzweig , Mark Kettenis , =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= , Pieter-Paul Giesberts , Linus Walleij , Hans de Goede , "John W. Linville" , "brian m. carlson" , Andy Shevchenko , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, brcm80211-dev-list.pdl@broadcom.com, SHA-cyfmac-dev-list@infineon.com Subject: [PATCH v2 31/35] brcmfmac: firmware: Allocate space for default boardrev in nvram Date: Tue, 4 Jan 2022 16:26:54 +0900 Message-Id: <20220104072658.69756-32-marcan@marcan.st> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20220104072658.69756-1-marcan@marcan.st> References: <20220104072658.69756-1-marcan@marcan.st> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org If boardrev is missing from the NVRAM we add a default one, but this might need more space in the output buffer than was allocated. Ensure we have enough padding for this in the buffer. Fixes: 46f2b38a91b0 ("brcmfmac: insert default boardrev in nvram data if missing") Signed-off-by: Hector Martin --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c index e3f7ac0f5671..5addb1bc3a80 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c @@ -215,6 +215,7 @@ static int brcmf_init_nvram_parser(struct nvram_parser *nvp, else size = data_len; /* Add space for properties we may add */ + size += strlen(BRCMF_FW_DEFAULT_BOARDREV) + 1; size += BRCMF_FW_MACADDR_LEN + 1; /* Alloc for extra 0 byte + roundup by 4 + length field */ size += 1 + 3 + sizeof(u32);