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: Heiko Stuebner Message-Id: <1794463.c121CNJ3R4@diego> Date: Thu, 22 Mar 2018 14:26:34 +0100 To: Tomeu Vizoso Cc: linux-kernel@vger.kernel.org, Felipe Balbi , Amelie Delaunay , Minas Harutyunyan , Greg Kroah-Hartman , linux-usb@vger.kernel.org List-ID: QW0gRG9ubmVyc3RhZywgMjIuIE3DpHJ6IDIwMTgsIDE0OjE0OjUxIENFVCBzY2hyaWViIFRvbWV1 IFZpem9zbzoKPiBkZXZtX3JlZ3VsYXRvcl9nZXRfb3B0aW9uYWwgcmV0dXJucyAtRU5PREVWIGlm IHRoZSByZWd1bGF0b3IgaXNuJ3QKPiB0aGVyZSwgc28gaWYgdGhhdCdzIHRoZSBjYXNlIHdlIGhh dmUgdG8gbWFrZSBzdXJlIG5vdCB0byBsZWF2ZSAtRU5PREVWCj4gaW4gdGhlIHJlZ3VsYXRvciBw b2ludGVyLgo+IAo+IEFsc28sIG1ha2Ugc3VyZSB3ZSByZXR1cm4gMCBpbiB0aGF0IGNhc2UsIGJ1 dCBjb3JyZWN0bHkgcHJvcGFnYXRlIGFueQo+IG90aGVyIGVycm9ycy4gQWxzbyBwcm9wYWdhdGUg dGhlIGVycm9yIGZyb20gX2R3YzJfaGNkX3N0YXJ0Lgo+IAo+IEZpeGVzOiA1MzFlZjVlYmVhOTYg KCJ1c2I6IGR3YzI6IGFkZCBzdXBwb3J0IGZvciBob3N0IG1vZGUgZXh0ZXJuYWwgdmJ1cwo+IHN1 cHBseSIpIENjOiBBbWVsaWUgRGVsYXVuYXkgPGFtZWxpZS5kZWxhdW5heUBzdC5jb20+Cj4gU2ln bmVkLW9mZi1ieTogVG9tZXUgVml6b3NvIDx0b21ldS52aXpvc29AY29sbGFib3JhLmNvbT4KPiAK PiAtLS0KPiAKPiB2MjogT25seSBvdmVyd3JpdGUgdGhlIGVycm9yIGluIHRoZSBwb2ludGVyIGFm dGVyIGNoZWNraW5nIGl0IChIZWlrbwo+ICAgICBTdMO8Ym5lciA8aGVpa29Ac250ZWNoLmRlPikK PiB2MzogUmVtb3ZlIGh1bmtzIHRoYXQgc2hvdWxkbid0IGJlIGluIHRoaXMgcGF0Y2gKPiAtLS0K PiAgZHJpdmVycy91c2IvZHdjMi9oY2QuYyB8IDExICsrKysrKystLS0tCj4gIDEgZmlsZSBjaGFu Z2VkLCA3IGluc2VydGlvbnMoKyksIDQgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2Ry aXZlcnMvdXNiL2R3YzIvaGNkLmMgYi9kcml2ZXJzL3VzYi9kd2MyL2hjZC5jCj4gaW5kZXggZGNm ZGE1ZWI0Y2FjLi44NjNhZWQyMDUxN2YgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy91c2IvZHdjMi9o Y2QuYwo+ICsrKyBiL2RyaXZlcnMvdXNiL2R3YzIvaGNkLmMKPiBAQCAtMzU5LDggKzM1OSwxMyBA QCBzdGF0aWMgdm9pZCBkd2MyX2d1c2JjZmdfaW5pdChzdHJ1Y3QgZHdjMl9oc290ZyAqaHNvdGcp Cj4gc3RhdGljIGludCBkd2MyX3ZidXNfc3VwcGx5X2luaXQoc3RydWN0IGR3YzJfaHNvdGcgKmhz b3RnKQo+ICB7Cj4gIAloc290Zy0+dmJ1c19zdXBwbHkgPSBkZXZtX3JlZ3VsYXRvcl9nZXRfb3B0 aW9uYWwoaHNvdGctPmRldiwgInZidXMiKTsKPiAtCWlmIChJU19FUlIoaHNvdGctPnZidXNfc3Vw cGx5KSkKPiArCWlmIChQVFJfRVJSKGhzb3RnLT52YnVzX3N1cHBseSkgPT0gLUVOT0RFVikgewo+ ICsJCWhzb3RnLT52YnVzX3N1cHBseSA9IE5VTEw7Cj4gIAkJcmV0dXJuIDA7Cj4gKwl9IGVsc2Ug aWYgKElTX0VSUihoc290Zy0+dmJ1c19zdXBwbHkpKSB7Cj4gKwkJaHNvdGctPnZidXNfc3VwcGx5 ID0gTlVMTDsKPiArCQlyZXR1cm4gUFRSX0VSUihoc290Zy0+dmJ1c19zdXBwbHkpOwo+ICsJfQoK bXkgcGVyc29uYWwgY2x1ZWxlc3NuZXMsIGJ1dCBjYW4geW91IHVzZSBQVFJfRVJSIHdpdGhvdXQg Y2hlY2tpbmcgZm9yCklTX0VSUiBmaXJzdD8KCkkgd291bGQndmUgZXhwZWN0ZWQgc29tZXRoaW5n IGFsb25nIHRoZSBsaW5lIG9mCgppZiAoSVNfRVJSKGhzb3RnLT52YnVzX3N1cHBseSkpIHsKCWlm IChQVFJfRVJSKGhzb3RnLT52YnVzX3N1cHBseSkgPT0gLUVOT0RFVikgewoJCWhzb3RnLT52YnVz X3N1cHBseSA9IE5VTEw7CgkJcmV0dXJuIDA7Cgl9IGVsc2UgewoJCXJldHVybiBQVFJfRVJSKGhz b3RnLT52YnVzX3N1cHBseSk7Cgl9Cn0KLS0tClRvIHVuc3Vic2NyaWJlIGZyb20gdGhpcyBsaXN0 OiBzZW5kIHRoZSBsaW5lICJ1bnN1YnNjcmliZSBsaW51eC11c2IiIGluCnRoZSBib2R5IG9mIGEg bWVzc2FnZSB0byBtYWpvcmRvbW9Admdlci5rZXJuZWwub3JnCk1vcmUgbWFqb3Jkb21vIGluZm8g YXQgIGh0dHA6Ly92Z2VyLmtlcm5lbC5vcmcvbWFqb3Jkb21vLWluZm8uaHRtbAo=