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[83.52.55.163]) by smtp.gmail.com with ESMTPSA id v1sm16949275wrt.93.2021.08.24.01.46.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 24 Aug 2021 01:46:22 -0700 (PDT) Subject: Re: [PATCH v2 2/3] hw/usb/hcd-xhci-pci: Abort if setting link property failed From: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= To: Markus Armbruster , Eduardo Habkost References: <20210819171547.2879725-1-philmd@redhat.com> <20210819171547.2879725-3-philmd@redhat.com> <20210823183414.hmu4ly2y5zkbw3mg@habkost.net> <87ilzvntu1.fsf@dusky.pond.sub.org> Message-ID: <04d64e04-b1cc-0035-c9f4-13b843826c93@redhat.com> Date: Tue, 24 Aug 2021 10:46:21 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=philmd@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=216.205.24.124; envelope-from=philmd@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -55 X-Spam_score: -5.6 X-Spam_bar: ----- X-Spam_report: (-5.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.743, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-2.023, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Sergio Lopez , "Michael S. Tsirkin" , Richard Henderson , qemu-devel@nongnu.org, Gerd Hoffmann , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 8/24/21 10:35 AM, Philippe Mathieu-Daudé wrote: > On 8/24/21 10:13 AM, Markus Armbruster wrote: >> Eduardo Habkost writes: >> >>> +Markus >>> >>> On Thu, Aug 19, 2021 at 07:15:46PM +0200, Philippe Mathieu-Daudé wrote: >>>> Do not ignore eventual error if we failed at setting the 'host' >>>> property of the TYPE_XHCI model. >>>> >>>> Signed-off-by: Philippe Mathieu-Daudé >>>> --- >>>> hw/usb/hcd-xhci-pci.c | 2 +- >>>> 1 file changed, 1 insertion(+), 1 deletion(-) >>>> >>>> diff --git a/hw/usb/hcd-xhci-pci.c b/hw/usb/hcd-xhci-pci.c >>>> index e934b1a5b1f..71f6629ccde 100644 >>>> --- a/hw/usb/hcd-xhci-pci.c >>>> +++ b/hw/usb/hcd-xhci-pci.c >>>> @@ -115,7 +115,7 @@ static void usb_xhci_pci_realize(struct PCIDevice *dev, Error **errp) >>>> dev->config[PCI_CACHE_LINE_SIZE] = 0x10; >>>> dev->config[0x60] = 0x30; /* release number */ >>>> >>>> - object_property_set_link(OBJECT(&s->xhci), "host", OBJECT(s), NULL); >>>> + object_property_set_link(OBJECT(&s->xhci), "host", OBJECT(s), &error_fatal); >>> >>> If this fails, it's due to programmer error, isn't? Shouldn't we >>> use &error_abort on that case? >> >> I think so. >> >> In functions with an Error **errp parameter, use of &error_fatal is >> almost always wrong. Having used 'abort' in the subject, no clue why I used &error_fatal then...