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Tue, 17 Aug 2021 10:04:13 +0000 Received: from relay1-d.mail.gandi.net ([217.70.183.193]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mFvx2-001yrn-7i for linux-mtd@lists.infradead.org; Tue, 17 Aug 2021 10:04:12 +0000 Received: (Authenticated sender: miquel.raynal@bootlin.com) by relay1-d.mail.gandi.net (Postfix) with ESMTPSA id 6A8D524000F; Tue, 17 Aug 2021 10:04:02 +0000 (UTC) Date: Tue, 17 Aug 2021 12:04:01 +0200 From: Miquel Raynal To: Zhihao Cheng Cc: , , , , , , Subject: Re: [PATCH v2] mtd: mtdconcat: Check existence of _read|_write from subdev'master device before assigning Message-ID: <20210817120401.1ccf98bd@xps13> In-Reply-To: <8b315831-84c5-38f3-d3b7-bb53f52c28b8@huawei.com> References: <20210817024552.1691649-1-chengzhihao1@huawei.com> <8b315831-84c5-38f3-d3b7-bb53f52c28b8@huawei.com> Organization: Bootlin X-Mailer: Claws Mail 3.17.7 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210817_030408_456560_EAD25286 X-CRM114-Status: GOOD ( 20.72 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; 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