From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id C934A40F02 for ; Thu, 10 Feb 2022 12:22:16 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id D276968B1AC; Thu, 10 Feb 2022 14:22:13 +0200 (EET) Received: from smtpbg587.qq.com (smtpbg126.qq.com [106.55.201.22]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id ABC4568AED4 for ; Thu, 10 Feb 2022 14:22:06 +0200 (EET) X-QQ-mid: bizesmtp52t1644495722tbka5q84 Received: from smtpclient.apple (unknown [103.107.216.231]) by bizesmtp.qq.com (ESMTP) with id ; Thu, 10 Feb 2022 20:22:01 +0800 (CST) X-QQ-SSF: 00100000002000Z0Z000B00A0000000 X-QQ-FEAT: HoyAXBWgskmnOhdp7LkfF2udKbSnWbgypF0jhqF3SXrr88HqwC7c3I0c7+EDl qNBcjJyLL4EfQATQh6ugNhdf+n40XIA9bwMmzJkT0vv8yNyg8+Sm8sV5AKq2Sx+NCIMgYL9 C9RbH6mbIYliBOh58hjyyKV4LKc25ZJ0KEh5N69MMA2ZVhftC4MuRk4KnVXj/i4qV+4Ohlm A9zI3w4yh5mQlP29015QKcbHlsJE0HwMOVNx6Ci7u5MogwUMgTImKIMZftn7+A5mWGCwhsu 2n85ipJPBoay0C/9iwzdlA4jh9t0+2HB5aC6EmcB7xjMP2teu0r4yEuf2En79AFvuYZo7HY b3hf/nwUnOpEdmsUJA= X-QQ-GoodBg: 0 Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.120.0.1.13\)) From: Steven Liu In-Reply-To: <20220210122049.70641-1-lq@chinaffmpeg.org> Date: Thu, 10 Feb 2022 20:22:00 +0800 Message-Id: References: <20220210122049.70641-1-lq@chinaffmpeg.org> To: FFmpeg development discussions and patches X-Mailer: Apple Mail (2.3654.120.0.1.13) X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:chinaffmpeg.org:qybgspam:qybgspam2 Subject: Re: [FFmpeg-devel] [PATCH] avutil/hwcontext: check the null pointer input value before use it X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Cc: Steven Liu Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Cgo+IDIwMjLlubQy5pyIMTDml6Ug5LiL5Y2IODoyMO+8jFN0ZXZlbiBMaXUgPGxxQGNoaW5hZmZt cGVnLm9yZz4g5YaZ6YGT77yaCj4gCj4gYmVjYXVzZSB0aGUgc3JjLCBzcmMtPmh3X2ZyYW1lc19j dHggYW5kIHNyYy0+aHdfZnJhbWVzX2N0eC0+ZGF0YSBjYW4gYmUKPiBzZXQgdG8gbnVsbCB3aGVu IHRoZSB1c2VyIGNhbGxpbmcgYXZfaHdmcmFtZV90cmFuc2Zlcl9kYXRhLCB0aGlzIHdpbGwKPiBn ZXQgY3Jhc2ggaWYgdGhleSBhcmUgbnVsbC4KPiAKUmVwb3J0ZWQtYnk6IFRPVEUgUm9ib3QgPG9z bGFiQHRzaW5naHVhLmVkdS5jbj4KPiBTaWduZWQtb2ZmLWJ5OiBTdGV2ZW4gTGl1IDxscUBjaGlu YWZmbXBlZy5vcmc+Cj4gLS0tCj4gbGliYXZ1dGlsL2h3Y29udGV4dC5jIHwgNSArKysrLQo+IDEg ZmlsZSBjaGFuZ2VkLCA0IGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKPiAKPiBkaWZmIC0t Z2l0IGEvbGliYXZ1dGlsL2h3Y29udGV4dC5jIGIvbGliYXZ1dGlsL2h3Y29udGV4dC5jCj4gaW5k ZXggMzFjNzg0MGRiYS4uYjQyYTNhNmQ0ZCAxMDA2NDQKPiAtLS0gYS9saWJhdnV0aWwvaHdjb250 ZXh0LmMKPiArKysgYi9saWJhdnV0aWwvaHdjb250ZXh0LmMKPiBAQCAtMzk2LDEwICszOTYsMTMg QEAgaW50IGF2X2h3ZnJhbWVfdHJhbnNmZXJfZ2V0X2Zvcm1hdHMoQVZCdWZmZXJSZWYgKmh3ZnJh bWVfcmVmLAo+IAo+IHN0YXRpYyBpbnQgdHJhbnNmZXJfZGF0YV9hbGxvYyhBVkZyYW1lICpkc3Qs IGNvbnN0IEFWRnJhbWUgKnNyYywgaW50IGZsYWdzKQo+IHsKPiAtICAgIEFWSFdGcmFtZXNDb250 ZXh0ICpjdHggPSAoQVZIV0ZyYW1lc0NvbnRleHQqKXNyYy0+aHdfZnJhbWVzX2N0eC0+ZGF0YTsK PiArICAgIEFWSFdGcmFtZXNDb250ZXh0ICpjdHggPSBOVUxMOwo+ICAgICBBVkZyYW1lICpmcmFt ZV90bXA7Cj4gICAgIGludCByZXQgPSAwOwo+IAo+ICsgICAgaWYgKCFzcmMgfHwgIXNyYy0+aHdf ZnJhbWVzX2N0eCB8fCAhc3JjLT5od19mcmFtZXNfY3R4LT5kYXRhKQo+ICsgICAgICAgIHJldHVy biBBVkVSUk9SKEVJTlZBTCk7Cj4gKyAgICBjdHggPSAoQVZIV0ZyYW1lc0NvbnRleHQqKXNyYy0+ aHdfZnJhbWVzX2N0eC0+ZGF0YTsKPiAgICAgZnJhbWVfdG1wID0gYXZfZnJhbWVfYWxsb2MoKTsK PiAgICAgaWYgKCFmcmFtZV90bXApCj4gICAgICAgICByZXR1cm4gQVZFUlJPUihFTk9NRU0pOwo+ IC0tIAo+IDIuMjUuMAo+IAoKVGhhbmtzCgpTdGV2ZW4gTGl1CgpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpmZm1wZWctZGV2ZWwgbWFpbGluZyBsaXN0CmZm bXBlZy1kZXZlbEBmZm1wZWcub3JnCmh0dHBzOi8vZmZtcGVnLm9yZy9tYWlsbWFuL2xpc3RpbmZv L2ZmbXBlZy1kZXZlbAoKVG8gdW5zdWJzY3JpYmUsIHZpc2l0IGxpbmsgYWJvdmUsIG9yIGVtYWls CmZmbXBlZy1kZXZlbC1yZXF1ZXN0QGZmbXBlZy5vcmcgd2l0aCBzdWJqZWN0ICJ1bnN1YnNjcmli ZSIuCg==