From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sasha Levin Subject: [PATCH AUTOSEL 5.2 65/76] drm/amdgpu: prevent memory leaks in AMDGPU_CS ioctl Date: Thu, 29 Aug 2019 14:13:00 -0400 Message-ID: <20190829181311.7562-65-sashal@kernel.org> References: <20190829181311.7562-1-sashal@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190829181311.7562-1-sashal-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> 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: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Sasha Levin , =?UTF-8?q?Nicolai=20H=C3=A4hnle?= , dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= RnJvbTogTmljb2xhaSBIw6RobmxlIDxuaWNvbGFpLmhhZWhubGVAYW1kLmNvbT4KClsgVXBzdHJl YW0gY29tbWl0IDFhNzAxZWE5MjQ4MTViMDUxODczM2FhOGQ1ZDA1YzFmNmZhODcwNjIgXQoKRXJy b3Igb3V0IGlmIHRoZSBBTURHUFVfQ1MgaW9jdGwgaXMgY2FsbGVkIHdpdGggbXVsdGlwbGUgU1lO Q09CSl9PVVQgYW5kL29yClRJTUVMSU5FX1NJR05BTCBjaHVua3MsIHNpbmNlIG90aGVyd2lzZSB0 aGUgbGFzdCBjaHVuayB3aW5zIHdoaWxlIHRoZQphbGxvY2F0ZWQgYXJyYXkgYXMgd2VsbCBhcyB0 aGUgcmVmZXJlbmNlIGNvdW50cyBvZiBzeW5jIG9iamVjdHMgYXJlIGxlYWtlZC4KClNpZ25lZC1v ZmYtYnk6IE5pY29sYWkgSMOkaG5sZSA8bmljb2xhaS5oYWVobmxlQGFtZC5jb20+ClJldmlld2Vk LWJ5OiBDaHJpc3RpYW4gS8O2bmlnIDxjaHJpc3RpYW4ua29lbmlnQGFtZC5jb20+ClNpZ25lZC1v ZmYtYnk6IEFsZXggRGV1Y2hlciA8YWxleGFuZGVyLmRldWNoZXJAYW1kLmNvbT4KU2lnbmVkLW9m Zi1ieTogU2FzaGEgTGV2aW4gPHNhc2hhbEBrZXJuZWwub3JnPgotLS0KIGRyaXZlcnMvZ3B1L2Ry bS9hbWQvYW1kZ3B1L2FtZGdwdV9jcy5jIHwgOSArKysrKysrLS0KIDEgZmlsZSBjaGFuZ2VkLCA3 IGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2NzLmMgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9h bWRncHVfY3MuYwppbmRleCBmZTAyODU2MWRjMGU2Li5iYzQwZDZlYWJjZTdkIDEwMDY0NAotLS0g YS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfY3MuYworKysgYi9kcml2ZXJzL2dw dS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfY3MuYwpAQCAtMTE5Miw2ICsxMTkyLDkgQEAgc3RhdGlj IGludCBhbWRncHVfY3NfcHJvY2Vzc19zeW5jb2JqX291dF9kZXAoc3RydWN0IGFtZGdwdV9jc19w YXJzZXIgKnAsCiAJbnVtX2RlcHMgPSBjaHVuay0+bGVuZ3RoX2R3ICogNCAvCiAJCXNpemVvZihz dHJ1Y3QgZHJtX2FtZGdwdV9jc19jaHVua19zZW0pOwogCisJaWYgKHAtPnBvc3RfZGVwcykKKwkJ cmV0dXJuIC1FSU5WQUw7CisKIAlwLT5wb3N0X2RlcHMgPSBrbWFsbG9jX2FycmF5KG51bV9kZXBz LCBzaXplb2YoKnAtPnBvc3RfZGVwcyksCiAJCQkJICAgICBHRlBfS0VSTkVMKTsKIAlwLT5udW1f cG9zdF9kZXBzID0gMDsKQEAgLTEyMTUsOCArMTIxOCw3IEBAIHN0YXRpYyBpbnQgYW1kZ3B1X2Nz X3Byb2Nlc3Nfc3luY29ial9vdXRfZGVwKHN0cnVjdCBhbWRncHVfY3NfcGFyc2VyICpwLAogCiAK IHN0YXRpYyBpbnQgYW1kZ3B1X2NzX3Byb2Nlc3Nfc3luY29ial90aW1lbGluZV9vdXRfZGVwKHN0 cnVjdCBhbWRncHVfY3NfcGFyc2VyICpwLAotCQkJCQkJICAgICAgc3RydWN0IGFtZGdwdV9jc19j aHVuawotCQkJCQkJICAgICAgKmNodW5rKQorCQkJCQkJICAgICAgc3RydWN0IGFtZGdwdV9jc19j aHVuayAqY2h1bmspCiB7CiAJc3RydWN0IGRybV9hbWRncHVfY3NfY2h1bmtfc3luY29iaiAqc3lu Y29ial9kZXBzOwogCXVuc2lnbmVkIG51bV9kZXBzOwpAQCAtMTIyNiw2ICsxMjI4LDkgQEAgc3Rh dGljIGludCBhbWRncHVfY3NfcHJvY2Vzc19zeW5jb2JqX3RpbWVsaW5lX291dF9kZXAoc3RydWN0 IGFtZGdwdV9jc19wYXJzZXIgKnAKIAludW1fZGVwcyA9IGNodW5rLT5sZW5ndGhfZHcgKiA0IC8K IAkJc2l6ZW9mKHN0cnVjdCBkcm1fYW1kZ3B1X2NzX2NodW5rX3N5bmNvYmopOwogCisJaWYgKHAt PnBvc3RfZGVwcykKKwkJcmV0dXJuIC1FSU5WQUw7CisKIAlwLT5wb3N0X2RlcHMgPSBrbWFsbG9j X2FycmF5KG51bV9kZXBzLCBzaXplb2YoKnAtPnBvc3RfZGVwcyksCiAJCQkJICAgICBHRlBfS0VS TkVMKTsKIAlwLT5udW1fcG9zdF9kZXBzID0gMDsKLS0gCjIuMjAuMQoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5nIGxpc3QKYW1k LWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcv bWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4