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Fri, 28 Aug 2020 22:32:54 -0400 Received: by ajax-webmail-mail-app3 (Coremail) ; Sat, 29 Aug 2020 10:32:42 +0800 (GMT+08:00) X-Originating-IP: [10.192.85.18] Date: Sat, 29 Aug 2020 10:32:42 +0800 (GMT+08:00) X-CM-HeaderCharset: UTF-8 From: dinghao.liu@zju.edu.cn To: "Jan Kara" Cc: kjlu@umn.edu, "Theodore Ts'o" , "Andreas Dilger" , linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: Re: [PATCH] ext4: Fix memleak in add_new_gdb X-Priority: 3 X-Mailer: Coremail Webmail Server Version XT5.0.12 build 20200616(0f5d8152) Copyright (c) 2002-2020 www.mailtech.cn zju.edu.cn In-Reply-To: <20200828092119.GE7072@quack2.suse.cz> References: <20200827062843.10188-1-dinghao.liu@zju.edu.cn> <20200828092119.GE7072@quack2.suse.cz> Content-Transfer-Encoding: base64 Content-Type: text/plain; charset=UTF-8 MIME-Version: 1.0 Message-ID: <7a9ab18.fd42.174380f51de.Coremail.dinghao.liu@zju.edu.cn> X-Coremail-Locale: zh_CN X-CM-TRANSID: cC_KCgAH0t5KvklfqjxkAw--.50524W X-CM-SenderInfo: qrrzjiaqtzq6lmxovvfxof0/1tbiAg0EBlZdtPrBDAAvsq X-Coremail-Antispam: 1Ur529EdanIXcx71UUUUU7IcSsGvfJTRUUUblCS07vEb7Iv0x C_Cr1lV2xY67kC6x804xWlV2xY67CY07I20VC2zVCF04k26cxKx2IYs7xG6rWj6s0DMIAI bVAFxVCF77xC64kEw24lV2xY67C26IkvcIIF6IxKo4kEV4ylV2xY628lY4IE4IxF12IF4w CS07vE84x0c7CEj48ve4kI8wCS07vE84ACjcxK6xIIjxv20xvE14v26w1j6s0DMIAIbVA2 z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVW8Jr0_Cr1UMIAIbVA2z4x0Y4vEx4A2jsIE14v26r xl6s0DMIAIbVA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_GcCE3s1lV2xY62AIxVAIcxkEcVAq 07x20xvEncxIr21lV2xY6c02F40EFcxC0VAKzVAqx4xG6I80ewCS07vEYx0E2Ix0cI8IcV AFwI0_Jr0_Jr4lV2xY6cIj6I8E87Iv67AKxVWUJVW8JwCS07vEOx8S6xCaFVCjc4AY6r1j 6r4UMIAIbVCjxxvEw4WlV2xY6xkI7II2jI8vz4vEwIxGrwCS07vE42xK82IY6x8ErcxFaV Av8VW8uw4UJr1UMIAIbVCF72vE77IF4wCS07vE4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1lV2xY 6I8I3I0E5I8CrVAFwI0_Jr0_Jr4lV2xY6I8I3I0E7480Y4vE14v26r106r1rMIAIbVC2zV AF1VAY17CE14v26r126r1DMIAIbVCI42IY6xIIjxv20xvE14v26r1j6r1xMIAIbVCI42IY 6xIIjxv20xvEc7CjxVAFwI0_Jr0_Gr1lV2xY6IIF0xvE42xK8VAvwI8IcIk0rVWrZr1j6s 0DMIAIbVCI42IY6I8E87Iv67AKxVWUJVW8JwCS07vEIxAIcVC2z280aVCY1x0267AKxVWU JVW8JbIYCTnIWIevJa73U Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PiBPbiBUaHUgMjctMDgtMjAgMTQ6Mjg6NDMsIERpbmdoYW8gTGl1IHdyb3RlOgo+ID4gV2hlbiBl eHQ0X2pvdXJuYWxfZ2V0X3dyaXRlX2FjY2VzcygpIGZhaWxzLCB3ZSBzaG91bGQgcmVsZWFzZQo+ ID4gbl9ncm91cF9kZXNjLCBpbG9jLmJoLCBkaW5kIGFuZCBnZGJfYmggdG8gcHJldmVudCBtZW1s ZWFrLgo+ID4gSXQncyB0aGUgc2FtZSB3aGVuIGV4dDRfaGFuZGxlX2RpcnR5X3N1cGVyKCkgZmFp bHMsIGJ1dCB3ZQo+ID4gZG9uJ3QgbmVlZCB0byByZWxlYXNlIGRpbmQgaGVyZSBiZWNhdXNlIGl0 IGhhcyBiZWVuIHJlbGVhc2VkCj4gPiBiZWZvcmUuCj4gPiAKPiA+IFNpZ25lZC1vZmYtYnk6IERp bmdoYW8gTGl1IDxkaW5naGFvLmxpdUB6anUuZWR1LmNuPgo+IAo+IFRoYW5rcyBmb3IgdGhlIHBh dGNoISBTb21lIGNvbW1lbnRzIGJlbG93Ogo+IAo+ID4gZGlmZiAtLWdpdCBhL2ZzL2V4dDQvcmVz aXplLmMgYi9mcy9leHQ0L3Jlc2l6ZS5jCj4gPiBpbmRleCBhNTBiNTEyNzBlYTkuLmVmYzBhMDIy Y2E4ZSAxMDA2NDQKPiA+IC0tLSBhL2ZzL2V4dDQvcmVzaXplLmMKPiA+ICsrKyBiL2ZzL2V4dDQv cmVzaXplLmMKPiA+IEBAIC04NDMsOCArODQzLDEwIEBAIHN0YXRpYyBpbnQgYWRkX25ld19nZGIo aGFuZGxlX3QgKmhhbmRsZSwgc3RydWN0IGlub2RlICppbm9kZSwKPiA+ICAKPiA+ICAJQlVGRkVS X1RSQUNFKGRpbmQsICJnZXRfd3JpdGVfYWNjZXNzIik7Cj4gPiAgCWVyciA9IGV4dDRfam91cm5h bF9nZXRfd3JpdGVfYWNjZXNzKGhhbmRsZSwgZGluZCk7Cj4gPiAtCWlmICh1bmxpa2VseShlcnIp KQo+ID4gKwlpZiAodW5saWtlbHkoZXJyKSkgewo+ID4gIAkJZXh0NF9zdGRfZXJyb3Ioc2IsIGVy cik7Cj4gPiArCQlnb3RvIGVycm91dDsKPiA+ICsJfQo+IAo+IFRoaXMgaHVuayBsb29rcyBnb29k Lgo+IAo+ID4gQEAgLTg5OSwxMyArOTAxLDE3IEBAIHN0YXRpYyBpbnQgYWRkX25ld19nZGIoaGFu ZGxlX3QgKmhhbmRsZSwgc3RydWN0IGlub2RlICppbm9kZSwKPiA+ICAKPiA+ICAJbGUxNl9hZGRf Y3B1KCZlcy0+c19yZXNlcnZlZF9nZHRfYmxvY2tzLCAtMSk7Cj4gPiAgCWVyciA9IGV4dDRfaGFu ZGxlX2RpcnR5X3N1cGVyKGhhbmRsZSwgc2IpOwo+ID4gLQlpZiAoZXJyKQo+ID4gKwlpZiAoZXJy KSB7Cj4gPiAgCQlleHQ0X3N0ZF9lcnJvcihzYiwgZXJyKTsKPiA+ICsJCWdvdG8gZXJyc3VwZXI7 Cj4gPiArCX0KPiA+ICsKPiA+ICAJcmV0dXJuIGVycjsKPiA+ICBlcnJvdXQ6Cj4gPiArCWJyZWxz ZShkaW5kKTsKPiA+ICtlcnJzdXBlcjoKPiAKPiBCdXQgdGhpcyBpcyBkZWZpbml0ZWx5IHdyb25n LiBMb29rLCBuX2dyb3VwX2Rlc2MgYW5kIGdkYl9iaCBhcmUgYWxyZWFkeQo+IHJlZmVyZW5jZWQg ZnJvbSB0aGUgc3VwZXJibG9jayBzbyB5b3UgY2Fubm90IGZyZWUgdGhlbSwgaWxvYy5iaCBoYXMg YmVlbgo+IHJlbGVhc2VkIGluIGV4dDRfbWFya19pbG9jX2RpcnR5KCkuCj4gCgpUaGFuayB5b3Ug Zm9yIHlvdXIgYWR2aWNlISBJdCdzIGNsZWFyIHRvIG1lIGFuZCBJIHdpbGwgZml4IHRoaXMgc29v bi4KClJlZ2FyZHMsCkRpbmdoYW8K