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Fri, 06 Aug 2021 18:22:06 +0000 Received: from relay11.mail.gandi.net ([217.70.178.231]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mC4Tq-00D7qI-Is for linux-mtd@lists.infradead.org; Fri, 06 Aug 2021 18:22:04 +0000 Received: (Authenticated sender: miquel.raynal@bootlin.com) by relay11.mail.gandi.net (Postfix) with ESMTPSA id A74B5100006; Fri, 6 Aug 2021 18:21:59 +0000 (UTC) Date: Fri, 6 Aug 2021 20:21:58 +0200 From: Miquel Raynal To: Sean Young Cc: linux-mtd@lists.infradead.org Subject: Re: [PATCH 4/4] mtd: rfd_ftl: fix use-after-free Message-ID: <20210806202158.5aa6ee26@xps13> In-Reply-To: <29e817be984471dc2438a9414a9a7e1768d62950.1626169090.git.sean@mess.org> References: <29e817be984471dc2438a9414a9a7e1768d62950.1626169090.git.sean@mess.org> 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-20210806_112202_811472_29866491 X-CRM114-Status: GOOD ( 15.06 ) 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; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org SGkgU2VhbiwKClNlYW4gWW91bmcgPHNlYW5AbWVzcy5vcmc+IHdyb3RlIG9uIFR1ZSwgMTMgSnVs IDIwMjEgMTA6NDQ6MDMgKzAxMDA6Cgo+IGRlbF9tdGRfYmxrdHJhbnNfZGV2KCkgd2lsbCBrZnJl ZSBwYXJ0LCBzbyB0aGlzIGlzIGEgdXNlLWFmdGVyLWZyZWUuIFVzZQo+IGNvbnRhaW5lcl9vZigp IHRvIG1ha2UgaXQgY2xlYXJlciB3aGF0IHRoZSBjYXN0IGlzIGRvaW5nLgo+IAo+IFNpZ25lZC1v ZmYtYnk6IFNlYW4gWW91bmcgPHNlYW5AbWVzcy5vcmc+Cj4gLS0tCj4gIGRyaXZlcnMvbXRkL3Jm ZF9mdGwuYyB8IDE0ICsrKysrKystLS0tLS0tCj4gIDEgZmlsZSBjaGFuZ2VkLCA3IGluc2VydGlv bnMoKyksIDcgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvbXRkL3JmZF9m dGwuYyBiL2RyaXZlcnMvbXRkL3JmZF9mdGwuYwo+IGluZGV4IDdmNWY2ZDI0N2NhZS4uYWYyMGEw YTcxMTA4IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvbXRkL3JmZF9mdGwuYwo+ICsrKyBiL2RyaXZl cnMvbXRkL3JmZF9mdGwuYwoKWy4uLl0KCj4gQEAgLTgwMCwxMCArODAwLDEwIEBAIHN0YXRpYyB2 b2lkIHJmZF9mdGxfcmVtb3ZlX2RldihzdHJ1Y3QKbXRkX2Jsa3RyYW5zX2RldiAqZGV2KQo+ICAJ CQlwYXJ0LT5tYmQubXRkLT5uYW1lLCBpLCBwYXJ0LT5ibG9ja3NbaV0uZXJhc2VzKTsKPiAgCX0K PiAgCj4gLQlkZWxfbXRkX2Jsa3RyYW5zX2RldihkZXYpOwo+ICAJdmZyZWUocGFydC0+c2VjdG9y X21hcCk7Cj4gIAlrZnJlZShwYXJ0LT5oZWFkZXJfY2FjaGUpOwo+ICAJa2ZyZWUocGFydC0+Ymxv Y2tzKTsKPiArCWRlbF9tdGRfYmxrdHJhbnNfZGV2KCZwYXJ0LT5tYmQpOwoKSSBhbSBub3Qgc3Vy ZSBtb3ZpbmcgdGhpcyBjYWxsIGF0IHRoZSBib3R0b20gb2YgZnRsX3JlbW92ZV9kZXYgbWFrZXMK c2Vuc2UsIGNhbiB3ZSBrZWVwIGl0IHdoZXJlIGl0IHdhcyBhbmQganVzdCBkbyB0aGUgcy9kZXYv cGFydC0+bWJkLyA/Cgo+ICB9Cj4gIAo+ICBzdGF0aWMgc3RydWN0IG10ZF9ibGt0cmFuc19vcHMg cmZkX2Z0bF90ciA9IHsKClRoYW5rcywKTWlxdcOobAoKX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkxpbnV4IE1URCBkaXNjdXNzaW9uIG1haWxp bmcgbGlzdApodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4 LW10ZC8K