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Mon, 12 Apr 2021 08:32:18 -0700 (PDT) MIME-Version: 1.0 References: <20210410034841.16567-1-wangli74@huawei.com> In-Reply-To: <20210410034841.16567-1-wangli74@huawei.com> From: Chun-Kuang Hu Date: Mon, 12 Apr 2021 23:32:06 +0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH -next] drm/mediatek: Fix PM reference leak in mtk_crtc_ddp_hw_init() To: Wang Li Cc: Chun-Kuang Hu , Philipp Zabel , David Airlie , Daniel Vetter , Matthias Brugger , DRI Development , Linux ARM , "moderated list:ARM/Mediatek SoC support" , linux-kernel , kernel-janitors@vger.kernel.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210412_083220_875993_15475A1E X-CRM114-Status: GOOD ( 14.37 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org SGksIFdhbmc6CgpXYW5nIExpIDx3YW5nbGk3NEBodWF3ZWkuY29tPiDmlrwgMjAyMeW5tDTmnIgx MOaXpSDpgLHlha0g5LiK5Y2IMTE6MzHlr6vpgZPvvJoKPgo+IHBtX3J1bnRpbWVfZ2V0X3N5bmMg d2lsbCBpbmNyZW1lbnQgcG0gdXNhZ2UgY291bnRlciBldmVuIGl0IGZhaWxlZC4KPiBGb3JnZXR0 aW5nIHRvIHB1dHRpbmcgb3BlcmF0aW9uIHdpbGwgcmVzdWx0IGluIHJlZmVyZW5jZSBsZWFrIGhl cmUuCj4gRml4IGl0IGJ5IHJlcGxhY2luZyBpdCB3aXRoIHBtX3J1bnRpbWVfcmVzdW1lX2FuZF9n ZXQgdG8ga2VlcCB1c2FnZQo+IGNvdW50ZXIgYmFsYW5jZWQuCgpSZXZpZXdlZC1ieTogQ2h1bi1L dWFuZyBIdSA8Y2h1bmt1YW5nLmh1QGtlcm5lbC5vcmc+Cgo+Cj4gUmVwb3J0ZWQtYnk6IEh1bGsg Um9ib3QgPGh1bGtjaUBodWF3ZWkuY29tPgo+IFNpZ25lZC1vZmYtYnk6IFdhbmcgTGkgPHdhbmds aTc0QGh1YXdlaS5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9tZWRpYXRlay9tdGtfZHJt X2NydGMuYyB8IDIgKy0KPiAgMSBmaWxlIGNoYW5nZWQsIDEgaW5zZXJ0aW9uKCspLCAxIGRlbGV0 aW9uKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL21lZGlhdGVrL210a19kcm1f Y3J0Yy5jIGIvZHJpdmVycy9ncHUvZHJtL21lZGlhdGVrL210a19kcm1fY3J0Yy5jCj4gaW5kZXgg NTRhYjNhMzI0NzUyLi5mMTk1NDI0MmQ4ZjYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJt L21lZGlhdGVrL210a19kcm1fY3J0Yy5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL21lZGlhdGVr L210a19kcm1fY3J0Yy5jCj4gQEAgLTI1OSw3ICsyNTksNyBAQCBzdGF0aWMgaW50IG10a19jcnRj X2RkcF9od19pbml0KHN0cnVjdCBtdGtfZHJtX2NydGMgKm10a19jcnRjKQo+ICAgICAgICAgICAg ICAgICBkcm1fY29ubmVjdG9yX2xpc3RfaXRlcl9lbmQoJmNvbm5faXRlcik7Cj4gICAgICAgICB9 Cj4KPiAtICAgICAgIHJldCA9IHBtX3J1bnRpbWVfZ2V0X3N5bmMoY3J0Yy0+ZGV2LT5kZXYpOwo+ ICsgICAgICAgcmV0ID0gcG1fcnVudGltZV9yZXN1bWVfYW5kX2dldChjcnRjLT5kZXYtPmRldik7 Cj4gICAgICAgICBpZiAocmV0IDwgMCkgewo+ICAgICAgICAgICAgICAgICBEUk1fRVJST1IoIkZh aWxlZCB0byBlbmFibGUgcG93ZXIgZG9tYWluOiAlZFxuIiwgcmV0KTsKPiAgICAgICAgICAgICAg ICAgcmV0dXJuIHJldDsKPiAtLQo+IDIuMTcuMQo+CgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51 eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5v cmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==