From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: dmaengine: fix dmaengine_desc_callback_valid() doesn't check for callback_result From: Andrea Merello Message-Id: <20181116135628.19388-1-andrea.merello@gmail.com> Date: Fri, 16 Nov 2018 14:56:28 +0100 To: vkoul@kernel.org, dan.j.williams@intel.com, dmaengine@vger.kernel.org Cc: linux-kernel@vger.kernel.org, radhey.shyam.pandey@xilinx.com, Andrea Merello List-ID: VGhlcmUgYXJlIHR3byBmbGF2b3JzIG9mIERNQSBjb21wbGV0aW9uIGNhbGxiYWNrczogY2FsbGJh Y2soKSBhbmQKY2FsbGJhY2tfcmVzdWx0KCk7IHRoZSBsYXR0ZXIgdGFrZXMgYW4gYWRkaXRpb25h bCBwYXJhbWV0ZXIgdGhhdCBjYXJyaWVzCnJlc3VsdCBpbmZvcm1hdGlvbi4KCk1vc3QgZG1hZW5n aW5lIGhlbHBlciBmdW5jdGlvbnMgdGhhdCB3b3JrIHdpdGggY2FsbGJhY2tzIHRha2UgY2FyZSBv ZiBib3RoCmZsYXZvcnMgaS5lLiBkbWFlbmdpbmVfZGVzY19nZXRfY2FsbGJhY2tfaW52b2tlKCkg Zmlyc3QgY2hlY2tzIGZvcgpjYWxsYmFja19yZXN1bHQoKSB0byBiZSBub3QgTlVMTCwgYW5kIGV2 ZW50dWFsbHkgaXQgY2FsbHMgdGhpcyBvbmU7Cm90aGVyd2lzZSBpdCBnb2VzIG9uIGNoZWNraW5n IGZvciBjYWxsYmFjaygpLgoKSXQgc2VlbXMgaG93ZXZlciB0aGF0IGRtYWVuZ2luZV9kZXNjX2Nh bGxiYWNrX3ZhbGlkKCkgZG9lcyBub3QgY2FyZSBhYm91dApjYWxsYmFja19yZXN1bHQoKSwgYW5k IGl0IHJldHVybnMgZmFsc2UgaW4gY2FzZSBjYWxsYmFjaygpIGlzIE5VTEwgYnV0CmNhbGxiYWNr X3Jlc3VsdCgpIGlzIG5vdDsgdW5sZXNzIHRoZXJlIGlzIGEgKGhpZGRlbiB0byBtZSkgcmVhc29u IGZvciBkb2luZwpzbyB0aGVuIEknZCBzYXkgdGhpcyBpcyB3cm9uZy4KCkkndmUgaGl0IHRoaXMg YnkgdXNpbmcgYSBETUEgY29udHJvbGxlciBkcml2ZXIgKHhpbGlueF9kbWEpIHRoYXQgZG9lc24n dAp0cmlnZ2VyIGFueSBjYWxsYmFjayBpbnZvY2F0aW9uIHVubGVzcyBkbWFlbmdpbmVfZGVzY19j YWxsYmFja192YWxpZCgpCnJldHVybnMgdHJ1ZSwgd2hpbGUgSSBoYWQgb25seSBjYWxsYmFja19y ZXN1bHQoKSBpbXBsZW1lbnRlZCBpbiBteSBjbGllbnQKZHJpdmVyICh3aGljaCBBRkFJQ1QgaXMg YWx3YXlzIGZpbmUgc2luY2UgZG1hZW5naW5lIGRvY3VtZW50YXRpb24gc2F5cyB0aGF0CmNhbGxi YWNrKCkgd2lsbCBiZSBkZXByZWNhdGVkKS4KClRoaXMgcGF0Y2ggZml4ZXMgdGhpcyBieSBtYWtp bmcgZG1hZW5naW5lX2Rlc2NfY2FsbGJhY2tfdmFsaWQoKSB0byByZXR1cm4KdHJ1ZSBpbiB0aGUg c2FpZCBzY2VuYXJpby4KClNpZ25lZC1vZmYtYnk6IEFuZHJlYSBNZXJlbGxvIDxhbmRyZWEubWVy ZWxsb0BnbWFpbC5jb20+Ci0tLQogZHJpdmVycy9kbWEvZG1hZW5naW5lLmggfCAyICstCiAxIGZp bGUgY2hhbmdlZCwgMSBpbnNlcnRpb24oKyksIDEgZGVsZXRpb24oLSkKCmRpZmYgLS1naXQgYS9k cml2ZXJzL2RtYS9kbWFlbmdpbmUuaCBiL2RyaXZlcnMvZG1hL2RtYWVuZ2luZS5oCmluZGV4IDUw MWMwYjA2M2Y4NS4uMGJhMmMxZjNjNTVkIDEwMDY0NAotLS0gYS9kcml2ZXJzL2RtYS9kbWFlbmdp bmUuaAorKysgYi9kcml2ZXJzL2RtYS9kbWFlbmdpbmUuaApAQCAtMTY4LDcgKzE2OCw3IEBAIGRt YWVuZ2luZV9kZXNjX2dldF9jYWxsYmFja19pbnZva2Uoc3RydWN0IGRtYV9hc3luY190eF9kZXNj cmlwdG9yICp0eCwKIHN0YXRpYyBpbmxpbmUgYm9vbAogZG1hZW5naW5lX2Rlc2NfY2FsbGJhY2tf dmFsaWQoc3RydWN0IGRtYWVuZ2luZV9kZXNjX2NhbGxiYWNrICpjYikKIHsKLQlyZXR1cm4gKGNi LT5jYWxsYmFjaykgPyB0cnVlIDogZmFsc2U7CisJcmV0dXJuIChjYi0+Y2FsbGJhY2sgfHwgY2It PmNhbGxiYWNrX3Jlc3VsdCk7CiB9CiAKICNlbmRpZgo=