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: [16/22] USB: dwc3: no need to check return value of debugfs_create functions From: Greg Kroah-Hartman Message-Id: <20180529153107.12791-16-gregkh@linuxfoundation.org> Date: Tue, 29 May 2018 17:31:01 +0200 To: linux-usb@vger.kernel.org Cc: Greg Kroah-Hartman , Felipe Balbi List-ID: V2hlbiBjYWxsaW5nIGRlYnVnZnMgZnVuY3Rpb25zLCB0aGVyZSBpcyBubyBuZWVkIHRvIGV2ZXIg Y2hlY2sgdGhlCnJldHVybiB2YWx1ZS4gIFRoZSBmdW5jdGlvbiBjYW4gd29yayBvciBub3QsIGJ1 dCB0aGUgY29kZSBsb2dpYyBzaG91bGQKbmV2ZXIgZG8gc29tZXRoaW5nIGRpZmZlcmVudCBiYXNl ZCBvbiB0aGlzLgoKQ2M6IEZlbGlwZSBCYWxiaSA8YmFsYmlAa2VybmVsLm9yZz4KU2lnbmVkLW9m Zi1ieTogR3JlZyBLcm9haC1IYXJ0bWFuIDxncmVna2hAbGludXhmb3VuZGF0aW9uLm9yZz4KLS0t CiBkcml2ZXJzL3VzYi9kd2MzL2RlYnVnZnMuYyB8IDQzICsrKysrKysrKystLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tCiAxIGZpbGUgY2hhbmdlZCwgMTEgaW5zZXJ0aW9ucygrKSwgMzIgZGVs ZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy91c2IvZHdjMy9kZWJ1Z2ZzLmMgYi9kcml2 ZXJzL3VzYi9kd2MzL2RlYnVnZnMuYwppbmRleCAyZjA3YmUxZTFmMzEuLmRmOGU3M2VjMzM0MiAx MDA2NDQKLS0tIGEvZHJpdmVycy91c2IvZHdjMy9kZWJ1Z2ZzLmMKKysrIGIvZHJpdmVycy91c2Iv ZHdjMy9kZWJ1Z2ZzLmMKQEAgLTcxNiw5ICs3MTYsNiBAQCBzdGF0aWMgdm9pZCBkd2MzX2RlYnVn ZnNfY3JlYXRlX2VuZHBvaW50X2RpcihzdHJ1Y3QgZHdjM19lcCAqZGVwLAogCXN0cnVjdCBkZW50 cnkJCSpkaXI7CiAKIAlkaXIgPSBkZWJ1Z2ZzX2NyZWF0ZV9kaXIoZGVwLT5uYW1lLCBwYXJlbnQp OwotCWlmIChJU19FUlJfT1JfTlVMTChkaXIpKQotCQlyZXR1cm47Ci0KIAlkd2MzX2RlYnVnZnNf Y3JlYXRlX2VuZHBvaW50X2ZpbGVzKGRlcCwgZGlyKTsKIH0KIApAQCAtNzQwLDQ5ICs3MzcsMzEg QEAgc3RhdGljIHZvaWQgZHdjM19kZWJ1Z2ZzX2NyZWF0ZV9lbmRwb2ludF9kaXJzKHN0cnVjdCBk d2MzICpkd2MsCiB2b2lkIGR3YzNfZGVidWdmc19pbml0KHN0cnVjdCBkd2MzICpkd2MpCiB7CiAJ c3RydWN0IGRlbnRyeQkJKnJvb3Q7Ci0Jc3RydWN0IGRlbnRyeSAgICAgICAgICAgKmZpbGU7Ci0K LQlyb290ID0gZGVidWdmc19jcmVhdGVfZGlyKGRldl9uYW1lKGR3Yy0+ZGV2KSwgTlVMTCk7Ci0J aWYgKElTX0VSUl9PUl9OVUxMKHJvb3QpKSB7Ci0JCWlmICghcm9vdCkKLQkJCWRldl9lcnIoZHdj LT5kZXYsICJDYW4ndCBjcmVhdGUgZGVidWdmcyByb290XG4iKTsKLQkJcmV0dXJuOwotCX0KLQlk d2MtPnJvb3QgPSByb290OwogCiAJZHdjLT5yZWdzZXQgPSBremFsbG9jKHNpemVvZigqZHdjLT5y ZWdzZXQpLCBHRlBfS0VSTkVMKTsKLQlpZiAoIWR3Yy0+cmVnc2V0KSB7Ci0JCWRlYnVnZnNfcmVt b3ZlX3JlY3Vyc2l2ZShyb290KTsKKwlpZiAoIWR3Yy0+cmVnc2V0KQogCQlyZXR1cm47Ci0JfQog CiAJZHdjLT5yZWdzZXQtPnJlZ3MgPSBkd2MzX3JlZ3M7CiAJZHdjLT5yZWdzZXQtPm5yZWdzID0g QVJSQVlfU0laRShkd2MzX3JlZ3MpOwogCWR3Yy0+cmVnc2V0LT5iYXNlID0gZHdjLT5yZWdzIC0g RFdDM19HTE9CQUxTX1JFR1NfU1RBUlQ7CiAKLQlmaWxlID0gZGVidWdmc19jcmVhdGVfcmVnc2V0 MzIoInJlZ2R1bXAiLCBTX0lSVUdPLCByb290LCBkd2MtPnJlZ3NldCk7Ci0JaWYgKCFmaWxlKQot CQlkZXZfZGJnKGR3Yy0+ZGV2LCAiQ2FuJ3QgY3JlYXRlIGRlYnVnZnMgcmVnZHVtcFxuIik7CisJ cm9vdCA9IGRlYnVnZnNfY3JlYXRlX2RpcihkZXZfbmFtZShkd2MtPmRldiksIE5VTEwpOworCWR3 Yy0+cm9vdCA9IHJvb3Q7CisKKwlkZWJ1Z2ZzX2NyZWF0ZV9yZWdzZXQzMigicmVnZHVtcCIsIFNf SVJVR08sIHJvb3QsIGR3Yy0+cmVnc2V0KTsKIAogCWlmIChJU19FTkFCTEVEKENPTkZJR19VU0Jf RFdDM19EVUFMX1JPTEUpKSB7Ci0JCWZpbGUgPSBkZWJ1Z2ZzX2NyZWF0ZV9maWxlKCJtb2RlIiwg U19JUlVHTyB8IFNfSVdVU1IsIHJvb3QsCi0JCQkJZHdjLCAmZHdjM19tb2RlX2ZvcHMpOwotCQlp ZiAoIWZpbGUpCi0JCQlkZXZfZGJnKGR3Yy0+ZGV2LCAiQ2FuJ3QgY3JlYXRlIGRlYnVnZnMgbW9k ZVxuIik7CisJCWRlYnVnZnNfY3JlYXRlX2ZpbGUoIm1vZGUiLCBTX0lSVUdPIHwgU19JV1VTUiwg cm9vdCwgZHdjLAorCQkJCSAgICAmZHdjM19tb2RlX2ZvcHMpOwogCX0KIAogCWlmIChJU19FTkFC TEVEKENPTkZJR19VU0JfRFdDM19EVUFMX1JPTEUpIHx8CiAJCQlJU19FTkFCTEVEKENPTkZJR19V U0JfRFdDM19HQURHRVQpKSB7Ci0JCWZpbGUgPSBkZWJ1Z2ZzX2NyZWF0ZV9maWxlKCJ0ZXN0bW9k ZSIsIFNfSVJVR08gfCBTX0lXVVNSLCByb290LAotCQkJCWR3YywgJmR3YzNfdGVzdG1vZGVfZm9w cyk7Ci0JCWlmICghZmlsZSkKLQkJCWRldl9kYmcoZHdjLT5kZXYsICJDYW4ndCBjcmVhdGUgZGVi dWdmcyB0ZXN0bW9kZVxuIik7Ci0KLQkJZmlsZSA9IGRlYnVnZnNfY3JlYXRlX2ZpbGUoImxpbmtf c3RhdGUiLCBTX0lSVUdPIHwgU19JV1VTUiwKLQkJCQlyb290LCBkd2MsICZkd2MzX2xpbmtfc3Rh dGVfZm9wcyk7Ci0JCWlmICghZmlsZSkKLQkJCWRldl9kYmcoZHdjLT5kZXYsICJDYW4ndCBjcmVh dGUgZGVidWdmcyBsaW5rX3N0YXRlXG4iKTsKLQorCQlkZWJ1Z2ZzX2NyZWF0ZV9maWxlKCJ0ZXN0 bW9kZSIsIFNfSVJVR08gfCBTX0lXVVNSLCByb290LCBkd2MsCisJCQkJICAgICZkd2MzX3Rlc3Rt b2RlX2ZvcHMpOworCQlkZWJ1Z2ZzX2NyZWF0ZV9maWxlKCJsaW5rX3N0YXRlIiwgU19JUlVHTyB8 IFNfSVdVU1IsIHJvb3QsIGR3YywKKwkJCQkgICAgJmR3YzNfbGlua19zdGF0ZV9mb3BzKTsKIAkJ ZHdjM19kZWJ1Z2ZzX2NyZWF0ZV9lbmRwb2ludF9kaXJzKGR3Yywgcm9vdCk7CiAJfQogfQo=