From: "Sharma, Deepak" Subject: [PATCH] drm/amd: add the checking to avoid NULL pointer dereference Date: Thu, 22 Nov 2018 02:36:30 +0000 Message-ID: <20181122023610.22058-1-Deepak.Sharma@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Language: en-US List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" Cc: "Sharma, Deepak" d2hlbiByZXR1cm5lZCBmZW5jZSBpcyBub3QgdmFsaWQgbW9zdGx5IGR1ZSB0byB1c2Vyc3BhY2Ug aWdub3JlZApwcmV2aW91cyBlcnJvciBjYXVzZXMgTlVMTCBwb2ludGVyIGRlcmVmZXJlbmNlCgpT aWduZWQtb2ZmLWJ5OiBEZWVwYWsgU2hhcm1hIDxEZWVwYWsuU2hhcm1hQGFtZC5jb20+Ci0tLQog ZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2NzLmMgfCAyICsrCiAxIGZpbGUgY2hh bmdlZCwgMiBpbnNlcnRpb25zKCspCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9h bWRncHUvYW1kZ3B1X2NzLmMgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfY3Mu YwppbmRleCAwMjRkZmJkODdmMTEuLmM4NWJiMzEzZTZkZiAxMDA2NDQKLS0tIGEvZHJpdmVycy9n cHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2NzLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9h bWRncHUvYW1kZ3B1X2NzLmMKQEAgLTE0MjAsNiArMTQyMCw4IEBAIGludCBhbWRncHVfY3NfZmVu Y2VfdG9faGFuZGxlX2lvY3RsKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIHZvaWQgKmRhdGEsCiAJ ZmVuY2UgPSBhbWRncHVfY3NfZ2V0X2ZlbmNlKGFkZXYsIGZpbHAsICZpbmZvLT5pbi5mZW5jZSk7 CiAJaWYgKElTX0VSUihmZW5jZSkpCiAJCXJldHVybiBQVFJfRVJSKGZlbmNlKTsKKwlpZiAoIWZl bmNlKQorCQlyZXR1cm4gLUVJTlZBTDsKIAogCXN3aXRjaCAoaW5mby0+aW4ud2hhdCkgewogCWNh c2UgQU1ER1BVX0ZFTkNFX1RPX0hBTkRMRV9HRVRfU1lOQ09CSjoKLS0gCjIuMTUuMQoKX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5n IGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==