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: [v3] usb: dwc2: dwc2_vbus_supply_init: fix error check From: Tomeu Vizoso Message-Id: Date: Thu, 22 Mar 2018 14:34:10 +0100 To: =?UTF-8?Q?Heiko_St=c3=bcbner?= Cc: linux-kernel@vger.kernel.org, Felipe Balbi , Amelie Delaunay , Minas Harutyunyan , Greg Kroah-Hartman , linux-usb@vger.kernel.org List-ID: T24gMDMvMjIvMjAxOCAwMjoyNiBQTSwgSGVpa28gU3TDvGJuZXIgd3JvdGU6Cj4gQW0gRG9ubmVy c3RhZywgMjIuIE3DpHJ6IDIwMTgsIDE0OjE0OjUxIENFVCBzY2hyaWViIFRvbWV1IFZpem9zbzoK Pj4gZGV2bV9yZWd1bGF0b3JfZ2V0X29wdGlvbmFsIHJldHVybnMgLUVOT0RFViBpZiB0aGUgcmVn dWxhdG9yIGlzbid0Cj4+IHRoZXJlLCBzbyBpZiB0aGF0J3MgdGhlIGNhc2Ugd2UgaGF2ZSB0byBt YWtlIHN1cmUgbm90IHRvIGxlYXZlIC1FTk9ERVYKPj4gaW4gdGhlIHJlZ3VsYXRvciBwb2ludGVy Lgo+Pgo+PiBBbHNvLCBtYWtlIHN1cmUgd2UgcmV0dXJuIDAgaW4gdGhhdCBjYXNlLCBidXQgY29y cmVjdGx5IHByb3BhZ2F0ZSBhbnkKPj4gb3RoZXIgZXJyb3JzLiBBbHNvIHByb3BhZ2F0ZSB0aGUg ZXJyb3IgZnJvbSBfZHdjMl9oY2Rfc3RhcnQuCj4+Cj4+IEZpeGVzOiA1MzFlZjVlYmVhOTYgKCJ1 c2I6IGR3YzI6IGFkZCBzdXBwb3J0IGZvciBob3N0IG1vZGUgZXh0ZXJuYWwgdmJ1cwo+PiBzdXBw bHkiKSBDYzogQW1lbGllIERlbGF1bmF5IDxhbWVsaWUuZGVsYXVuYXlAc3QuY29tPgo+PiBTaWdu ZWQtb2ZmLWJ5OiBUb21ldSBWaXpvc28gPHRvbWV1LnZpem9zb0Bjb2xsYWJvcmEuY29tPgo+Pgo+ PiAtLS0KPj4KPj4gdjI6IE9ubHkgb3ZlcndyaXRlIHRoZSBlcnJvciBpbiB0aGUgcG9pbnRlciBh ZnRlciBjaGVja2luZyBpdCAoSGVpa28KPj4gICAgICBTdMO8Ym5lciA8aGVpa29Ac250ZWNoLmRl PikKPj4gdjM6IFJlbW92ZSBodW5rcyB0aGF0IHNob3VsZG4ndCBiZSBpbiB0aGlzIHBhdGNoCj4+ IC0tLQo+PiAgIGRyaXZlcnMvdXNiL2R3YzIvaGNkLmMgfCAxMSArKysrKysrLS0tLQo+PiAgIDEg ZmlsZSBjaGFuZ2VkLCA3IGluc2VydGlvbnMoKyksIDQgZGVsZXRpb25zKC0pCj4+Cj4+IGRpZmYg LS1naXQgYS9kcml2ZXJzL3VzYi9kd2MyL2hjZC5jIGIvZHJpdmVycy91c2IvZHdjMi9oY2QuYwo+ PiBpbmRleCBkY2ZkYTVlYjRjYWMuLjg2M2FlZDIwNTE3ZiAxMDA2NDQKPj4gLS0tIGEvZHJpdmVy cy91c2IvZHdjMi9oY2QuYwo+PiArKysgYi9kcml2ZXJzL3VzYi9kd2MyL2hjZC5jCj4+IEBAIC0z NTksOCArMzU5LDEzIEBAIHN0YXRpYyB2b2lkIGR3YzJfZ3VzYmNmZ19pbml0KHN0cnVjdCBkd2My X2hzb3RnICpoc290ZykKPj4gc3RhdGljIGludCBkd2MyX3ZidXNfc3VwcGx5X2luaXQoc3RydWN0 IGR3YzJfaHNvdGcgKmhzb3RnKQo+PiAgIHsKPj4gICAJaHNvdGctPnZidXNfc3VwcGx5ID0gZGV2 bV9yZWd1bGF0b3JfZ2V0X29wdGlvbmFsKGhzb3RnLT5kZXYsICJ2YnVzIik7Cj4+IC0JaWYgKElT X0VSUihoc290Zy0+dmJ1c19zdXBwbHkpKQo+PiArCWlmIChQVFJfRVJSKGhzb3RnLT52YnVzX3N1 cHBseSkgPT0gLUVOT0RFVikgewo+PiArCQloc290Zy0+dmJ1c19zdXBwbHkgPSBOVUxMOwo+PiAg IAkJcmV0dXJuIDA7Cj4+ICsJfSBlbHNlIGlmIChJU19FUlIoaHNvdGctPnZidXNfc3VwcGx5KSkg ewo+PiArCQloc290Zy0+dmJ1c19zdXBwbHkgPSBOVUxMOwo+PiArCQlyZXR1cm4gUFRSX0VSUiho c290Zy0+dmJ1c19zdXBwbHkpOwo+PiArCX0KPiAKPiBteSBwZXJzb25hbCBjbHVlbGVzc25lcywg YnV0IGNhbiB5b3UgdXNlIFBUUl9FUlIgd2l0aG91dCBjaGVja2luZyBmb3IKPiBJU19FUlIgZmly c3Q/CgpJdCdzIGp1c3QgYSBjYXN0LCBzbyBpdCBzaG91bGQgYmUgZmluZS4KCj4gSSB3b3VsZCd2 ZSBleHBlY3RlZCBzb21ldGhpbmcgYWxvbmcgdGhlIGxpbmUgb2YKPiAKPiBpZiAoSVNfRVJSKGhz b3RnLT52YnVzX3N1cHBseSkpIHsKPiAJaWYgKFBUUl9FUlIoaHNvdGctPnZidXNfc3VwcGx5KSA9 PSAtRU5PREVWKSB7Cj4gCQloc290Zy0+dmJ1c19zdXBwbHkgPSBOVUxMOwo+IAkJcmV0dXJuIDA7 Cj4gCX0gZWxzZSB7Cj4gCQlyZXR1cm4gUFRSX0VSUihoc290Zy0+dmJ1c19zdXBwbHkpOwo+IAl9 Cj4gfQoKSSBraW5kIG9mIGxpa2VkIHRvIGF2b2lkIG9uZSBpbmRlbnRhdGlvbiBsZXZlbC4gQWxz byB3YW50ZWQgdG8gcGxheSBzYWZlIAphbmQgTlVMTGlmeSB0aGUgcG9pbnRlciBpbiBib3RoIGNv ZGUgcGF0aHMuCgpUaGFua3MsCgpUb21ldQotLS0KVG8gdW5zdWJzY3JpYmUgZnJvbSB0aGlzIGxp c3Q6IHNlbmQgdGhlIGxpbmUgInVuc3Vic2NyaWJlIGxpbnV4LXVzYiIgaW4KdGhlIGJvZHkgb2Yg YSBtZXNzYWdlIHRvIG1ham9yZG9tb0B2Z2VyLmtlcm5lbC5vcmcKTW9yZSBtYWpvcmRvbW8gaW5m byBhdCAgaHR0cDovL3ZnZXIua2VybmVsLm9yZy9tYWpvcmRvbW8taW5mby5odG1sCg==