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Tue, 17 May 2022 00:44:28 -0700 (PDT) Received: from giga-mm.localdomain ([195.245.23.54]) by smtp.gmail.com with ESMTPSA id bg31-20020a05600c3c9f00b003942a244ed7sm1182942wmb.28.2022.05.17.00.44.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 May 2022 00:44:27 -0700 (PDT) Message-ID: Subject: Re: [PATCH v2] ep93xx: clock: Do not return the address of the freed memory From: Alexander Sverdlin To: Genjian Zhang , hsweeten@visionengravers.com, linux@armlinux.org.uk Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Genjian Zhang Date: Tue, 17 May 2022 09:44:26 +0200 In-Reply-To: <20220517073946.1339333-1-zhanggenjian@kylinos.cn> References: <20220517073946.1339333-1-zhanggenjian@kylinos.cn> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: base64 User-Agent: Evolution 3.44.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org VGhhbmsgeW91IEdlbmppYW4hCgpPbiBUdWUsIDIwMjItMDUtMTcgYXQgMTU6MzkgKzA4MDAsIEdl bmppYW4gWmhhbmcgd3JvdGU6Cj4gQXZvaWQgcmV0dXJuIGZyZWVkIG1lbW9yeSBhZGRyZXNzZXMs TW9kaWZpZWQgdG8gdGhlIGFjdHVhbCBlcnJvcgo+IHJldHVybiB2YWx1ZSBvZiBjbGtfcmVnaXN0 ZXIoKS4KPiAKPiBGaXhlczogOTY0NWNjYzdiZDdhICgiZXA5M3h4OiBjbG9jazogY29udmVydCBp bi1wbGFjZSB0byBDT01NT05fQ0xLIikKPiBTaWduZWQtb2ZmLWJ5OiBHZW5qaWFuIFpoYW5nIDx6 aGFuZ2dlbmppYW5Aa3lsaW5vcy5jbj4KCkFja2VkLWJ5OiBBbGV4YW5kZXIgU3ZlcmRsaW4gPGFs ZXhhbmRlci5zdmVyZGxpbkBnbWFpbC5jb20+Cgo+IC0tLQo+IMKgYXJjaC9hcm0vbWFjaC1lcDkz eHgvY2xvY2suYyB8IDEwICsrKysrKy0tLS0KPiDCoDEgZmlsZSBjaGFuZ2VkLCA2IGluc2VydGlv bnMoKyksIDQgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2FyY2gvYXJtL21hY2gtZXA5 M3h4L2Nsb2NrLmMgYi9hcmNoL2FybS9tYWNoLWVwOTN4eC9jbG9jay5jCj4gaW5kZXggNGZhNmVh NTQ2MWI3Li44NWE0OTZkZGM2MTkgMTAwNjQ0Cj4gLS0tIGEvYXJjaC9hcm0vbWFjaC1lcDkzeHgv Y2xvY2suYwo+ICsrKyBiL2FyY2gvYXJtL21hY2gtZXA5M3h4L2Nsb2NrLmMKPiBAQCAtMzQ1LDkg KzM0NSwxMCBAQCBzdGF0aWMgc3RydWN0IGNsa19odyAqY2xrX2h3X3JlZ2lzdGVyX2RkaXYoY29u c3QgY2hhciAqbmFtZSwKPiDCoMKgwqDCoMKgwqDCoMKgcHNjLT5ody5pbml0ID0gJmluaXQ7Cj4g wqAKPiDCoMKgwqDCoMKgwqDCoMKgY2xrID0gY2xrX3JlZ2lzdGVyKE5VTEwsICZwc2MtPmh3KTsK PiAtwqDCoMKgwqDCoMKgwqBpZiAoSVNfRVJSKGNsaykpCj4gK8KgwqDCoMKgwqDCoMKgaWYgKElT X0VSUihjbGspKSB7Cj4gwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqBrZnJlZShwc2Mp Owo+IC0KPiArwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgcmV0dXJuIEVSUl9DQVNUKGNs ayk7Cj4gK8KgwqDCoMKgwqDCoMKgfQo+IMKgwqDCoMKgwqDCoMKgwqByZXR1cm4gJnBzYy0+aHc7 Cj4gwqB9Cj4gwqAKPiBAQCAtNDUyLDkgKzQ1MywxMCBAQCBzdGF0aWMgc3RydWN0IGNsa19odyAq Y2xrX2h3X3JlZ2lzdGVyX2Rpdihjb25zdCBjaGFyICpuYW1lLAo+IMKgwqDCoMKgwqDCoMKgwqBw c2MtPmh3LmluaXQgPSAmaW5pdDsKPiDCoAo+IMKgwqDCoMKgwqDCoMKgwqBjbGsgPSBjbGtfcmVn aXN0ZXIoTlVMTCwgJnBzYy0+aHcpOwo+IC3CoMKgwqDCoMKgwqDCoGlmIChJU19FUlIoY2xrKSkK PiArwqDCoMKgwqDCoMKgwqBpZiAoSVNfRVJSKGNsaykpIHsKPiDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoGtmcmVlKHBzYyk7Cj4gLQo+ICvCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqByZXR1cm4gRVJSX0NBU1QoY2xrKTsKPiArwqDCoMKgwqDCoMKgwqB9Cj4gwqDCoMKgwqDC oMKgwqDCoHJldHVybiAmcHNjLT5odzsKPiDCoH0KPiDCoAoKLS0gCkFsZXhhbmRlciBTdmVyZGxp bi4KCg==