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: fsl-edma: use struct_size() in kzalloc() From: "Gustavo A. R. Silva" Message-Id: <20190104212545.GA16927@embeddedor> Date: Fri, 4 Jan 2019 15:25:45 -0600 To: Dan Williams , Vinod Koul Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" List-ID: T25lIG9mIHRoZSBtb3JlIGNvbW1vbiBjYXNlcyBvZiBhbGxvY2F0aW9uIHNpemUgY2FsY3VsYXRp b25zIGlzIGZpbmRpbmcgdGhlCnNpemUgb2YgYSBzdHJ1Y3R1cmUgdGhhdCBoYXMgYSB6ZXJvLXNp emVkIGFycmF5IGF0IHRoZSBlbmQsIGFsb25nIHdpdGggbWVtb3J5CmZvciBzb21lIG51bWJlciBv ZiBlbGVtZW50cyBmb3IgdGhhdCBhcnJheS4gRm9yIGV4YW1wbGU6CgpzdHJ1Y3QgZm9vIHsKICAg IGludCBzdHVmZjsKICAgIHZvaWQgKmVudHJ5W107Cn07CgppbnN0YW5jZSA9IGt6YWxsb2Moc2l6 ZW9mKHN0cnVjdCBmb28pICsgc2l6ZW9mKHZvaWQgKikgKiBjb3VudCwgR0ZQX0tFUk5FTCk7CgpJ bnN0ZWFkIG9mIGxlYXZpbmcgdGhlc2Ugb3Blbi1jb2RlZCBhbmQgcHJvbmUgdG8gdHlwZSBtaXN0 YWtlcywgd2UgY2FuIG5vdwp1c2UgdGhlIG5ldyBzdHJ1Y3Rfc2l6ZSgpIGhlbHBlcjoKCmluc3Rh bmNlID0ga3phbGxvYyhzdHJ1Y3Rfc2l6ZShpbnN0YW5jZSwgZW50cnksIGNvdW50KSwgR0ZQX0tF Uk5FTCk7CgpUaGlzIGNvZGUgd2FzIGRldGVjdGVkIHdpdGggdGhlIGhlbHAgb2YgQ29jY2luZWxs ZS4KClNpZ25lZC1vZmYtYnk6IEd1c3Rhdm8gQS4gUi4gU2lsdmEgPGd1c3Rhdm9AZW1iZWRkZWRv ci5jb20+Ci0tLQogZHJpdmVycy9kbWEvZnNsLWVkbWEtY29tbW9uLmMgfCA0ICstLS0KIDEgZmls ZSBjaGFuZ2VkLCAxIGluc2VydGlvbigrKSwgMyBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9k cml2ZXJzL2RtYS9mc2wtZWRtYS1jb21tb24uYyBiL2RyaXZlcnMvZG1hL2ZzbC1lZG1hLWNvbW1v bi5jCmluZGV4IDg4NzZjNGMxYmIyYy4uZmU1MjkxMDA2NzRmIDEwMDY0NAotLS0gYS9kcml2ZXJz L2RtYS9mc2wtZWRtYS1jb21tb24uYworKysgYi9kcml2ZXJzL2RtYS9mc2wtZWRtYS1jb21tb24u YwpAQCAtMzM5LDkgKzMzOSw3IEBAIHN0YXRpYyBzdHJ1Y3QgZnNsX2VkbWFfZGVzYyAqZnNsX2Vk bWFfYWxsb2NfZGVzYyhzdHJ1Y3QgZnNsX2VkbWFfY2hhbiAqZnNsX2NoYW4sCiAJc3RydWN0IGZz bF9lZG1hX2Rlc2MgKmZzbF9kZXNjOwogCWludCBpOwogCi0JZnNsX2Rlc2MgPSBremFsbG9jKHNp emVvZigqZnNsX2Rlc2MpICsKLQkJCSAgIHNpemVvZihzdHJ1Y3QgZnNsX2VkbWFfc3dfdGNkKSAq Ci0JCQkgICBzZ19sZW4sIEdGUF9OT1dBSVQpOworCWZzbF9kZXNjID0ga3phbGxvYyhzdHJ1Y3Rf c2l6ZShmc2xfZGVzYywgdGNkLCBzZ19sZW4pLCBHRlBfTk9XQUlUKTsKIAlpZiAoIWZzbF9kZXNj KQogCQlyZXR1cm4gTlVMTDsKIAo=