From patchwork Thu Nov 2 11:27:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 2994 Return-Path: X-Original-To: linux-amarula@patchwork.amarulasolutions.com Delivered-To: linux-amarula@patchwork.amarulasolutions.com Received: from mail-lf1-f69.google.com (mail-lf1-f69.google.com [209.85.167.69]) by ganimede.amarulasolutions.com (Postfix) with ESMTPS id 394133F333 for ; Thu, 2 Nov 2023 12:27:56 +0100 (CET) Received: by mail-lf1-f69.google.com with SMTP id 2adb3069b0e04-507d4583c4csf763145e87.1 for ; Thu, 02 Nov 2023 04:27:56 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1698924475; cv=pass; d=google.com; s=arc-20160816; b=W0nQ8UAfe8SAZSlus5p+hryzf46vIxgrlZHjsfZ8/JuUbfwZRpFd4Ao59MPiNrisMN jkI53GzbKqzQS94ICwMu6Hx4SYcusAB1/H/8UF88x+DIo+vI4DjJ0u8tzJTkeXjK0pIP GkOMuKuxx/WzualdzspftNAVTdj9DummSU3Nut4vmWMcVHryX4kOAfIlObneuZKqUme1 fhr6zDtYOiAkqBf7WNiXlpZC502gfF07ckagi0OypFk2bRPf2Yf+O0rnSJo9QtlvS9Tb aUu+drMkIeVPLV/vAWFzLnwPVjzBbPrVUyBb4oz0h5DZZ3IfMmJmdNKySaldfmI9zkqj +Zfw== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-unsubscribe:list-archive:list-help:list-post:list-id :mailing-list:precedence:mime-version:message-id:date:subject:cc:to :from:dkim-signature; bh=wj1QHAtir6mVAfOAuOkEuc5Tod4i0/vWLWyvrKcXWZQ=; fh=oE/Vf0Ih7sRms9Q8BiyXGPE19NKiU78mh9OHQ+kcFMM=; b=R2xvn0WGl8qLGxvsEFuyC/1yh2H3GW4LrjR2RIsDlbaMM64GOT0PKLP4u1n8E5/Gp5 FFEmrFbsQNgN4TW1ogFcNEh9KwOSHydvq3iC9GNh/9+nXRZtZLm8SKbKH3VHGiAdT4mV yimpfSqD/iHQH/z8xsS4wKqiJhUsKzkOD8mESfWw2JP3CUz82moYIgDnuB8K+yeWXE7f orIXQA3tXqHBY66AhBJTIyoiYlTJbhcKXF/cTx2dnKWGKF4rMqp6MNmCVtYs04ozEvGf aoNpu4/Yb6a8eCPfRBFCTccQRjygVOVHaPpDzvABTwnhYYTzd4kPznypgc9DM6BJOlv4 RwCw== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=lExKPTKi; spf=pass (google.com: domain of dario.binacchi@amarulasolutions.com designates 209.85.220.41 as permitted sender) smtp.mailfrom=dario.binacchi@amarulasolutions.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; t=1698924475; x=1699529275; darn=patchwork.amarulasolutions.com; h=list-unsubscribe:list-archive:list-help:list-post:list-id :mailing-list:precedence:x-original-authentication-results :x-original-sender:mime-version:message-id:date:subject:cc:to:from :from:to:cc:subject:date:message-id:reply-to; bh=wj1QHAtir6mVAfOAuOkEuc5Tod4i0/vWLWyvrKcXWZQ=; b=dy7niu7n23y4GULUOvBby5qWkgC88tC/MB/a8Y+DvpuwJdFshDf8v+/xmxqnq9zJR3 0aGAxn1EsyOfR9nYRKQTnf1zp2TU1fy+c7reD637Le5gKJOdxr8DkIyFlMAg0PPwscTr AYLGnnDSNtcPmKPtosbo8GqEWZ7H+LbGEmAlU= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1698924475; x=1699529275; h=list-unsubscribe:list-archive:list-help:list-post :x-spam-checked-in-group:list-id:mailing-list:precedence :x-original-authentication-results:x-original-sender:mime-version :message-id:date:subject:cc:to:from:x-beenthere:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=wj1QHAtir6mVAfOAuOkEuc5Tod4i0/vWLWyvrKcXWZQ=; b=For3ZcbUihkbwROejX21xRvOh/miJwKEwR4kNQyPnwxhDNi3VKXjJXZ23K3hd84/CB yz6J6Sl921PVYAThQ22moANBMXw/QE3Mhxmbj/QBb/+KChFckS6GD1oOy6dgnjPrC/qo PAUWPwLkRXlpSt1mx8ZfGRv4Ztvw3YYEoURK9RH6gY6nwmZJktkYTqYBO8Kp242HGHrh Sizr2lUy0XY9uWl3caLFvgvtBInpcWowytytD4yJlIx//38dXb0m9bGMFacjOkLeh/YL fXr7hI+U0piRULsDAuVGvtrHRMOtZw/UaAnBtK0//EAR7cPLoVqHy0BJ4Qp7h3BcDERn +Gmg== X-Gm-Message-State: AOJu0YxqHykSNCgYomZ4ddHhyvZirgNdG3dPimzjTD6k8VBJfFcp3xME P2/mde0h6ipmZe8x5Il7W44C8uXM X-Google-Smtp-Source: AGHT+IEaDyCwEhPmj/XFGt3v7WOsuc1+JAjqlwedA4Uur62jptI3EFIOUtgAh62erTyvciqmhY9CyQ== X-Received: by 2002:a05:6512:1289:b0:509:494d:c3d2 with SMTP id u9-20020a056512128900b00509494dc3d2mr1936457lfs.32.1698924475345; Thu, 02 Nov 2023 04:27:55 -0700 (PDT) X-BeenThere: linux-amarula@amarulasolutions.com Received: by 2002:a05:6512:b9e:b0:507:9fe7:d8c with SMTP id b30-20020a0565120b9e00b005079fe70d8cls545049lfv.1.-pod-prod-06-eu; Thu, 02 Nov 2023 04:27:54 -0700 (PDT) X-Received: by 2002:a05:6512:3282:b0:503:28cb:c087 with SMTP id p2-20020a056512328200b0050328cbc087mr13097316lfe.29.1698924473686; Thu, 02 Nov 2023 04:27:53 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1698924473; cv=none; d=google.com; s=arc-20160816; b=cm5gdehbZ8/84+2n2Zzh1QqvdLR8qa5yKxt7xJmzufV+XaFPaNiGMMSR2E1YjIX0ue ubwn5kfFz4fCHvPm21e6+e5qIgUdLkPsb8BiQKhEXyYsZKrNgIpGSDIo3eMQjobdd2mo jlbT2Rx2h4+aIr6QdgmKQgeucQOst4hbZ+q69jXbsdq2rFEUEtCtdfeRSl4eZ3k/PCc+ z7VJUrr3aVt9vbX47muudDv/Zo766WnPX/nbWpUpHZZISqeywg+9UYXz1+pfvaWWVt5W 6rF9CKIgf+AuPuTN344u+WnB/TER9Iz1dAmOG1WNZJRp7OFQLse50+AV6jIL+103H/qd Bo/g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:dkim-signature; bh=wBoEF0aiE2g2JOYYwdSi7MFNP9FFxPqCvM3pkVNOTG8=; fh=oE/Vf0Ih7sRms9Q8BiyXGPE19NKiU78mh9OHQ+kcFMM=; b=svmxVxgD/1De2Pb3YBFCbB6Y+VKxJv9lui30nl0as2yrFwwSur0sBO/hcqnBNv/SIw iCKwDB/OzgZL8UUOZjhTbU0Yyhc9bauPcZuaFXh7ZcpTfzi/Y6k5BL/khIkip8SV7XRY jSB+Dgx4eH8p/MCDU7MJIW4naWLXQOt3F9mu2f9gdN/GWVv5aldweMMhXqTuPt82N6XR NysqQtk1nBb2F5URqImGc50S9a7yqiwJwAfVvlacP9inJ5QQO1nzwb2T1UshZZHD0SfG yJIdKjryY7HDzx0Ou2W2SAhnwsKYV4UJrY/AE0XyjIc/k4beNOOZVbzdEX/SQyPw6W5o 6/jQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=lExKPTKi; spf=pass (google.com: domain of dario.binacchi@amarulasolutions.com designates 209.85.220.41 as permitted sender) smtp.mailfrom=dario.binacchi@amarulasolutions.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com Received: from mail-sor-f41.google.com (mail-sor-f41.google.com. [209.85.220.41]) by mx.google.com with SMTPS id p1-20020ac24ec1000000b00502c8bc7c03sor1026997lfr.23.2023.11.02.04.27.53 for (Google Transport Security); Thu, 02 Nov 2023 04:27:53 -0700 (PDT) Received-SPF: pass (google.com: domain of dario.binacchi@amarulasolutions.com designates 209.85.220.41 as permitted sender) client-ip=209.85.220.41; X-Received: by 2002:a19:434b:0:b0:502:cc8d:f20a with SMTP id m11-20020a19434b000000b00502cc8df20amr11855140lfj.27.1698924473199; Thu, 02 Nov 2023 04:27:53 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.. (net-93-150-246-117.cust.dsl.teletu.it. [93.150.246.117]) by smtp.gmail.com with ESMTPSA id r10-20020a05600c158a00b0040813e14b49sm2554867wmf.30.2023.11.02.04.27.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Nov 2023 04:27:52 -0700 (PDT) From: Dario Binacchi To: u-boot@lists.denx.de Cc: linux-amarula@amarulasolutions.com, Dario Binacchi , Michael Trimarchi Subject: [PATCH] mtd: nand: complete nand_register() arguments check Date: Thu, 2 Nov 2023 12:27:33 +0100 Message-ID: <20231102112743.57420-1-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.42.0 MIME-Version: 1.0 X-Original-Sender: dario.binacchi@amarulasolutions.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=lExKPTKi; spf=pass (google.com: domain of dario.binacchi@amarulasolutions.com designates 209.85.220.41 as permitted sender) smtp.mailfrom=dario.binacchi@amarulasolutions.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com Content-Type: text/plain; charset="UTF-8" Precedence: list Mailing-list: list linux-amarula@amarulasolutions.com; contact linux-amarula+owners@amarulasolutions.com List-ID: X-Spam-Checked-In-Group: linux-amarula@amarulasolutions.com X-Google-Group-Id: 476853432473 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , The patch checks that the "mtd" parameter is accessible before proceeding. Signed-off-by: Dario Binacchi Reviewed-by: Michael Trimarchi --- drivers/mtd/nand/raw/nand.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mtd/nand/raw/nand.c b/drivers/mtd/nand/raw/nand.c index eacd99c4e275..d31bb580c46a 100644 --- a/drivers/mtd/nand/raw/nand.c +++ b/drivers/mtd/nand/raw/nand.c @@ -52,7 +52,7 @@ int nand_mtd_to_devnum(struct mtd_info *mtd) /* Register an initialized NAND mtd device with the U-Boot NAND command. */ int nand_register(int devnum, struct mtd_info *mtd) { - if (devnum >= CONFIG_SYS_MAX_NAND_DEVICE) + if (!mtd || devnum >= CONFIG_SYS_MAX_NAND_DEVICE) return -EINVAL; nand_info[devnum] = mtd;