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From: Vincent Bernat <vincent@bernat.ch>
To: "Daniel P. Berrangé" <berrange@redhat.com>
Cc: Igor Mammedov <imammedo@redhat.com>,
	qemu-devel@nongnu.org, "Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [PATCH v2 2/2] hw/smbios: retrieve PCI address from specified device for Type 41
Date: Thu, 01 Apr 2021 14:27:06 +0200	[thread overview]
Message-ID: <m3sg4ajilh.fsf@bernat.ch> (raw)
In-Reply-To: <YGWUrw9wgOI1E3aN@redhat.com> ("Daniel P. Berrangé"'s message of "Thu, 1 Apr 2021 10:38:55 +0100")

 ❦  1 avril 2021 10:38 +01, Daniel P. Berrangé:

>> +                t->bus_number = pci_dev_bus_num(pdev);
>> +                t->device_number = pdev->devfn;
>> +            } else {
>> +                fprintf(stderr, "%s: cannot find PCI device %s\n",
>> +                        __func__, t41->pcidev);
>
> This isn't terminating execution which looks like a bug.
>
> Modify this method to have an 'Error **errp' parameter and
> use 'error_setg' to report it.  You'll need to modify the
> smbios_get_tables caller to have an 'Error **errp' too.
>
> For the callers of smbios_get_tables(), you can then just pass
> in '&error_fatal', to make it print the error + exit.

I did that. I wanted to also return -1, but it would require to tweak a
bit more code, notably the SMBIOS_BUILD_TABLE_PRE() macro. As the
callers are using error_fatal, I suppose this is not strictly mandatory
to signal the error through a return code.
-- 
Have a place for everything and keep the thing somewhere else; this is not
advice, it is merely custom.
		-- Mark Twain


  parent reply	other threads:[~2021-04-01 12:28 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-01  8:25 [PATCH v2 1/2] hw/smbios: support for type 41 (onboard devices extended information) Vincent Bernat
2021-04-01  8:25 ` [PATCH v2 2/2] hw/smbios: retrieve PCI address from specified device for Type 41 Vincent Bernat
2021-04-01  9:38   ` Daniel P. Berrangé
2021-04-01 10:07     ` Vincent Bernat
2021-04-01 10:19       ` Daniel P. Berrangé
2021-04-01 12:27     ` Vincent Bernat [this message]
2021-04-01 13:59   ` Michael S. Tsirkin
2021-04-01 14:26     ` Vincent Bernat
2021-04-01 16:32       ` Michael S. Tsirkin
2021-04-01  8:41 ` [PATCH v2 1/2] hw/smbios: support for type 41 (onboard devices extended information) Daniel P. Berrangé
2021-04-01  8:46   ` Vincent Bernat

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