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: usb: wusbcore: wa-xfer: use struct_size() helper From: "Gustavo A. R. Silva" Message-Id: <20190218202153.GA21376@embeddedor> Date: Mon, 18 Feb 2019 14:21:53 -0600 To: Greg Kroah-Hartman Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" List-ID: TWFrZSB1c2Ugb2YgdGhlIHN0cnVjdF9zaXplKCkgaGVscGVyIGluc3RlYWQgb2YgYW4gb3Blbi1j b2RlZCB2ZXJzaW9uCmluIG9yZGVyIHRvIGF2b2lkIGFueSBwb3RlbnRpYWwgdHlwZSBtaXN0YWtl cywgaW4gcGFydGljdWxhciBpbiB0aGUKY29udGV4dCBpbiB3aGljaCB0aGlzIGNvZGUgaXMgYmVp bmcgdXNlZC4KClNvLCBjaGFuZ2UgdGhlIGZvbGxvd2luZyBmb3JtOgoKc2l6ZW9mKCpwYWNrZXRf ZGVzYykgKyAoc2l6ZW9mKHBhY2tldF9kZXNjLT5QYWNrZXRMZW5ndGhbMF0pICogc2VnLT5pc29j X2ZyYW1lX2NvdW50KQoKdG8gOgoKc3RydWN0X3NpemUocGFja2V0X3N0YXR1cywgUGFja2V0U3Rh dHVzLCBzZWctPmlzb2NfZnJhbWVfY291bnQpOwoKVGhpcyBjb2RlIHdhcyBkZXRlY3RlZCB3aXRo IHRoZSBoZWxwIG9mIENvY2NpbmVsbGUuCgpTaWduZWQtb2ZmLWJ5OiBHdXN0YXZvIEEuIFIuIFNp bHZhIDxndXN0YXZvQGVtYmVkZGVkb3IuY29tPgotLS0KIGRyaXZlcnMvdXNiL3d1c2Jjb3JlL3dh LXhmZXIuYyB8IDE1ICsrKysrKystLS0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDcgaW5zZXJ0aW9u cygrKSwgOCBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL3VzYi93dXNiY29yZS93 YS14ZmVyLmMgYi9kcml2ZXJzL3VzYi93dXNiY29yZS93YS14ZmVyLmMKaW5kZXggMDFmMmYyMTgz MGMwLi5hYmY4OGNlYTM3YmIgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvdXNiL3d1c2Jjb3JlL3dhLXhm ZXIuYworKysgYi9kcml2ZXJzL3VzYi93dXNiY29yZS93YS14ZmVyLmMKQEAgLTY2Miw5ICs2NjIs OSBAQCBzdGF0aWMgdm9pZCBfX3dhX3NldHVwX2lzb2NfcGFja2V0X2Rlc2NyKAogCiAJLyogcG9w dWxhdGUgaXNvYyBwYWNrZXQgZGVzY3JpcHRvci4gKi8KIAlwYWNrZXRfZGVzYy0+YlBhY2tldFR5 cGUgPSBXQV9YRkVSX0lTT19QQUNLRVRfSU5GTzsKLQlwYWNrZXRfZGVzYy0+d0xlbmd0aCA9IGNw dV90b19sZTE2KHNpemVvZigqcGFja2V0X2Rlc2MpICsKLQkJKHNpemVvZihwYWNrZXRfZGVzYy0+ UGFja2V0TGVuZ3RoWzBdKSAqCi0JCQlzZWctPmlzb2NfZnJhbWVfY291bnQpKTsKKwlwYWNrZXRf ZGVzYy0+d0xlbmd0aCA9IGNwdV90b19sZTE2KHN0cnVjdF9zaXplKHBhY2tldF9kZXNjLAorCQkJ CQkgICBQYWNrZXRMZW5ndGgsCisJCQkJCSAgIHNlZy0+aXNvY19mcmFtZV9jb3VudCkpOwogCWZv ciAoZnJhbWVfaW5kZXggPSAwOyBmcmFtZV9pbmRleCA8IHNlZy0+aXNvY19mcmFtZV9jb3VudDsK IAkJKytmcmFtZV9pbmRleCkgewogCQlpbnQgb2Zmc2V0X2luZGV4ID0gZnJhbWVfaW5kZXggKyBz ZWctPmlzb2NfZnJhbWVfb2Zmc2V0OwpAQCAtMjQzOCw3ICsyNDM4LDcgQEAgc3RhdGljIGludCB3 YV9wcm9jZXNzX2lzb19wYWNrZXRfc3RhdHVzKHN0cnVjdCB3YWhjICp3YSwgc3RydWN0IHVyYiAq dXJiKQogCXN0cnVjdCB3YV9ycGlwZSAqcnBpcGU7CiAJdW5zaWduZWQgZG9uZSA9IDAsIGR0aV9i dXN5ID0gMCwgZGF0YV9mcmFtZV9jb3VudCA9IDAsIHNlZ19pbmRleDsKIAl1bnNpZ25lZCBmaXJz dF9mcmFtZV9pbmRleCA9IDAsIHJwaXBlX3JlYWR5ID0gMDsKLQlpbnQgZXhwZWN0ZWRfc2l6ZTsK KwlzaXplX3QgZXhwZWN0ZWRfc2l6ZTsKIAogCS8qIFdlIGhhdmUgYSB4ZmVyIHJlc3VsdCBidWZm ZXI7IGNoZWNrIGl0ICovCiAJZGV2X2RiZyhkZXYsICJEVEk6IGlzb2MgcGFja2V0IHN0YXR1cyAl ZCBieXRlcyBhdCAlcFxuIiwKQEAgLTI0NjAsMTEgKzI0NjAsMTAgQEAgc3RhdGljIGludCB3YV9w cm9jZXNzX2lzb19wYWNrZXRfc3RhdHVzKHN0cnVjdCB3YWhjICp3YSwgc3RydWN0IHVyYiAqdXJi KQogCQlnb3RvIGVycm9yX2JhZF9zZWc7CiAJc2VnID0geGZlci0+c2VnW3dhLT5kdGlfaXNvY194 ZmVyX3NlZ107CiAJcnBpcGUgPSB4ZmVyLT5lcC0+aGNwcml2OwotCWV4cGVjdGVkX3NpemUgPSBz aXplb2YoKnBhY2tldF9zdGF0dXMpICsKLQkJCShzaXplb2YocGFja2V0X3N0YXR1cy0+UGFja2V0 U3RhdHVzWzBdKSAqCi0JCQlzZWctPmlzb2NfZnJhbWVfY291bnQpOworCWV4cGVjdGVkX3NpemUg PSBzdHJ1Y3Rfc2l6ZShwYWNrZXRfc3RhdHVzLCBQYWNrZXRTdGF0dXMsCisJCQkJICAgIHNlZy0+ aXNvY19mcmFtZV9jb3VudCk7CiAJaWYgKHVyYi0+YWN0dWFsX2xlbmd0aCAhPSBleHBlY3RlZF9z aXplKSB7Ci0JCWRldl9lcnIoZGV2LCAiRFRJIEVycm9yOiBpc29jIHBhY2tldCBzdGF0dXMtLWJh ZCB1cmIgbGVuZ3RoICglZCBieXRlcyB2cyAlZCBuZWVkZWQpXG4iLAorCQlkZXZfZXJyKGRldiwg IkRUSSBFcnJvcjogaXNvYyBwYWNrZXQgc3RhdHVzLS1iYWQgdXJiIGxlbmd0aCAoJWQgYnl0ZXMg dnMgJXp1IG5lZWRlZClcbiIsCiAJCQl1cmItPmFjdHVhbF9sZW5ndGgsIGV4cGVjdGVkX3NpemUp OwogCQlnb3RvIGVycm9yX2JhZF9zZWc7CiAJfQo=