From mboxrd@z Thu Jan 1 00:00:00 1970 From: Juergen Gross Subject: Re: [PATCH] xen-scsiback: correct return value checks on xenbus_scanf() Date: Thu, 7 Jul 2016 14:34:46 +0200 Message-ID: <577E4C66.6010800__6247.72247761047$1467894951$gmane$org@suse.com> References: <577E286802000078000FBECF@suse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bL8W4-0004YG-Tv for xen-devel@lists.xenproject.org; Thu, 07 Jul 2016 12:34:53 +0000 In-Reply-To: <577E286802000078000FBECF@suse.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Jan Beulich Cc: xen-devel , linux-scsi@vger.kernel.org List-Id: xen-devel@lists.xenproject.org T24gMDcvMDcvMTYgMTA6MDEsIEphbiBCZXVsaWNoIHdyb3RlOgo+IE9ubHkgYSBwb3NpdGl2ZSBy ZXR1cm4gdmFsdWUgaW5kaWNhdGVzIHN1Y2Nlc3MuCj4gCj4gU2lnbmVkLW9mZi1ieTogSmFuIEJl dWxpY2ggPGpiZXVsaWNoQHN1c2UuY29tPgoKQWNrZWQtYnk6IEp1ZXJnZW4gR3Jvc3MgPGpncm9z c0BzdXNlLmNvbT4KCj4gLS0tCj4gIGRyaXZlcnMveGVuL3hlbi1zY3NpYmFjay5jIHwgICAgNCAr Ky0tCj4gIDEgZmlsZSBjaGFuZ2VkLCAyIGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pCj4g Cj4gLS0tIDQuNy1yYzYteGVuYnVzX3NjYW5mLm9yaWcvZHJpdmVycy94ZW4veGVuLXNjc2liYWNr LmMKPiArKysgNC43LXJjNi14ZW5idXNfc2NhbmYvZHJpdmVycy94ZW4veGVuLXNjc2liYWNrLmMK PiBAQCAtMTA3MSw3ICsxMDcxLDcgQEAgc3RhdGljIHZvaWQgc2NzaWJhY2tfZG9fMWx1bl9ob3Rw bHVnKHN0cgo+ICAJLyogcmVhZCBzdGF0dXMgKi8KPiAgCXNucHJpbnRmKHN0YXRlLCBzaXplb2Yo c3RhdGUpLCAidnNjc2ktZGV2cy8lcy9zdGF0ZSIsIGVudCk7Cj4gIAllcnIgPSB4ZW5idXNfc2Nh bmYoWEJUX05JTCwgZGV2LT5ub2RlbmFtZSwgc3RhdGUsICIldSIsICZkZXZpY2Vfc3RhdGUpOwo+ IC0JaWYgKFhFTkJVU19FWElTVF9FUlIoZXJyKSkKPiArCWlmIChlcnIgPD0gMCkKPiAgCQlyZXR1 cm47Cj4gIAo+ICAJLyogcGh5c2ljYWwgU0NTSSBkZXZpY2UgKi8KPiBAQCAtMTA4OSw3ICsxMDg5 LDcgQEAgc3RhdGljIHZvaWQgc2NzaWJhY2tfZG9fMWx1bl9ob3RwbHVnKHN0cgo+ICAJc25wcmlu dGYoc3RyLCBzaXplb2Yoc3RyKSwgInZzY3NpLWRldnMvJXMvdi1kZXYiLCBlbnQpOwo+ICAJZXJy ID0geGVuYnVzX3NjYW5mKFhCVF9OSUwsIGRldi0+bm9kZW5hbWUsIHN0ciwgIiV1OiV1OiV1OiV1 IiwKPiAgCQkJICAgJnZpci5oc3QsICZ2aXIuY2huLCAmdmlyLnRndCwgJnZpci5sdW4pOwo+IC0J aWYgKFhFTkJVU19FWElTVF9FUlIoZXJyKSkgewo+ICsJaWYgKGVyciAhPSA0KSB7Cj4gIAkJeGVu YnVzX3ByaW50ZihYQlRfTklMLCBkZXYtPm5vZGVuYW1lLCBzdGF0ZSwKPiAgCQkJICAgICAgIiVk IiwgWGVuYnVzU3RhdGVDbG9zZWQpOwo+ICAJCXJldHVybjsKPiAKPiAKCgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0 Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK