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: [v4] usb: dwc2: dwc2_vbus_supply_init: fix error check From: Tomeu Vizoso Message-Id: Date: Thu, 5 Apr 2018 10:10:44 +0200 To: Minas Harutyunyan , "linux-kernel@vger.kernel.org" Cc: Felipe Balbi , Heiko Stuebner , Amelie Delaunay , Greg Kroah-Hartman , "linux-usb@vger.kernel.org" List-ID: SGkgTWluYXMsCgpPbiAwNC8wNS8yMDE4IDA5OjU0IEFNLCBNaW5hcyBIYXJ1dHl1bnlhbiB3cm90 ZToKPiBIaSBUb21ldSwKPiAKPiBPbiAzLzI2LzIwMTggMTowMSBQTSwgVG9tZXUgVml6b3NvIHdy b3RlOgo+PiBkZXZtX3JlZ3VsYXRvcl9nZXRfb3B0aW9uYWwgcmV0dXJucyAtRU5PREVWIGlmIHRo ZSByZWd1bGF0b3IgaXNuJ3QKPj4gdGhlcmUsIHNvIGlmIHRoYXQncyB0aGUgY2FzZSB3ZSBoYXZl IHRvIG1ha2Ugc3VyZSBub3QgdG8gbGVhdmUgLUVOT0RFVgo+PiBpbiB0aGUgcmVndWxhdG9yIHBv aW50ZXIuCj4+Cj4+IEFsc28sIG1ha2Ugc3VyZSB3ZSByZXR1cm4gMCBpbiB0aGF0IGNhc2UsIGJ1 dCBjb3JyZWN0bHkgcHJvcGFnYXRlIGFueQo+PiBvdGhlciBlcnJvcnMuIEFsc28gcHJvcGFnYXRl IHRoZSBlcnJvciBmcm9tIF9kd2MyX2hjZF9zdGFydC4KPj4KPj4gRml4ZXM6IDUzMWVmNWViZWE5 NiAoInVzYjogZHdjMjogYWRkIHN1cHBvcnQgZm9yIGhvc3QgbW9kZSBleHRlcm5hbCB2YnVzIHN1 cHBseSIpCj4+IENjOiBBbWVsaWUgRGVsYXVuYXkgPGFtZWxpZS5kZWxhdW5heUBzdC5jb20+Cj4+ IFNpZ25lZC1vZmYtYnk6IFRvbWV1IFZpem9zbyA8dG9tZXUudml6b3NvQGNvbGxhYm9yYS5jb20+ Cj4+Cj4+IC0tLQo+Pgo+PiB2MjogT25seSBvdmVyd3JpdGUgdGhlIGVycm9yIGluIHRoZSBwb2lu dGVyIGFmdGVyIGNoZWNraW5nIGl0IChIZWlrbwo+PiAgICAgICBTdMO8Ym5lciA8aGVpa29Ac250 ZWNoLmRlPikKPj4gdjM6IFJlbW92ZSBodW5rcyB0aGF0IHNob3VsZG4ndCBiZSBpbiB0aGlzIHBh dGNoCj4+IHY0OiBEb24ndCBvdmVyd3JpdGUgdGhlIGVycm9yIGNvZGUgYmVmb3JlIHJldHVybmlu ZyBpdCAoa2J1aWxkIHRlc3QKPj4gICAgICAgcm9ib3QgPGxrcEBpbnRlbC5jb20+KQo+PiAtLS0K Pj4gICAgZHJpdmVycy91c2IvZHdjMi9oY2QuYyB8IDEzICsrKysrKysrLS0tLS0KPj4gICAgMSBm aWxlIGNoYW5nZWQsIDggaW5zZXJ0aW9ucygrKSwgNSBkZWxldGlvbnMoLSkKPj4KPj4gZGlmZiAt LWdpdCBhL2RyaXZlcnMvdXNiL2R3YzIvaGNkLmMgYi9kcml2ZXJzL3VzYi9kd2MyL2hjZC5jCj4+ IGluZGV4IDE5MGY5NTk2NDAwMC4uYzUxYjczYjNlMDQ4IDEwMDY0NAo+PiAtLS0gYS9kcml2ZXJz L3VzYi9kd2MyL2hjZC5jCj4+ICsrKyBiL2RyaXZlcnMvdXNiL2R3YzIvaGNkLmMKPj4gQEAgLTM1 OCw5ICszNTgsMTQgQEAgc3RhdGljIHZvaWQgZHdjMl9ndXNiY2ZnX2luaXQoc3RydWN0IGR3YzJf aHNvdGcgKmhzb3RnKQo+PiAgICAKPj4gICAgc3RhdGljIGludCBkd2MyX3ZidXNfc3VwcGx5X2lu aXQoc3RydWN0IGR3YzJfaHNvdGcgKmhzb3RnKQo+PiAgICB7Cj4+ICsJaW50IHJldDsKPj4gKwo+ PiAgICAJaHNvdGctPnZidXNfc3VwcGx5ID0gZGV2bV9yZWd1bGF0b3JfZ2V0X29wdGlvbmFsKGhz b3RnLT5kZXYsICJ2YnVzIik7Cj4+IC0JaWYgKElTX0VSUihoc290Zy0+dmJ1c19zdXBwbHkpKQo+ PiAtCQlyZXR1cm4gMDsKPj4gKwlpZiAoSVNfRVJSKGhzb3RnLT52YnVzX3N1cHBseSkpIHsKPj4g KwkJcmV0ID0gUFRSX0VSUihoc290Zy0+dmJ1c19zdXBwbHkpOwo+PiArCQloc290Zy0+dmJ1c19z dXBwbHkgPSBOVUxMOwo+PiArCQlyZXR1cm4gcmV0ID09IC1FTk9ERVYgPyAwIDogcmV0Owo+PiAr CX0KPj4gICAgCj4+ICAgIAlyZXR1cm4gcmVndWxhdG9yX2VuYWJsZShoc290Zy0+dmJ1c19zdXBw bHkpOwo+PiAgICB9Cj4+IEBAIC00MzQyLDkgKzQzNDcsNyBAQCBzdGF0aWMgaW50IF9kd2MyX2hj ZF9zdGFydChzdHJ1Y3QgdXNiX2hjZCAqaGNkKQo+PiAgICAKPj4gICAgCXNwaW5fdW5sb2NrX2ly cXJlc3RvcmUoJmhzb3RnLT5sb2NrLCBmbGFncyk7Cj4+ICAgIAo+PiAtCWR3YzJfdmJ1c19zdXBw bHlfaW5pdChoc290Zyk7Cj4+IC0KPj4gLQlyZXR1cm4gMDsKPj4gKwlyZXR1cm4gZHdjMl92YnVz X3N1cHBseV9pbml0KGhzb3RnKTsKPj4gICAgfQo+PiAgICAKPj4gICAgLyoKPj4KPiAKPiBOb3Qg YWJsZSB0byBhcHBseSBwYXRjaC4gUGxlYXNlIHJlYmFzZSB0byBiYWxiaS9uZXh0CgpBcmUgeW91 IHN1cmU/IEp1c3QgcmViYXNlZCBhbmQgdGhlIHJlc3VsdGluZyBwYXRjaCBpcyBpZGVudGljYWwg dG8gd2hhdCAKd2FzIHNlbnQuCgpUaGFua3MsCgpUb21ldQotLS0KVG8gdW5zdWJzY3JpYmUgZnJv bSB0aGlzIGxpc3Q6IHNlbmQgdGhlIGxpbmUgInVuc3Vic2NyaWJlIGxpbnV4LXVzYiIgaW4KdGhl IGJvZHkgb2YgYSBtZXNzYWdlIHRvIG1ham9yZG9tb0B2Z2VyLmtlcm5lbC5vcmcKTW9yZSBtYWpv cmRvbW8gaW5mbyBhdCAgaHR0cDovL3ZnZXIua2VybmVsLm9yZy9tYWpvcmRvbW8taW5mby5odG1s Cg==