xen-devel.lists.xenproject.org archive mirror
 help / color / mirror / Atom feed
From: Jan Beulich <jbeulich@suse.com>
To: Igor Druzhinin <igor.druzhinin@citrix.com>
Cc: xen-devel@lists.xenproject.org, ian.jackson@eu.citrix.com,
	wl@xen.org, xadimgnik@gmail.com
Subject: Re: [PATCH for-4.14 v2] tools/xen-ucode: fix error code propagation of microcode load operation
Date: Tue, 16 Jun 2020 14:25:24 +0200	[thread overview]
Message-ID: <be06eb9d-680c-d356-5f44-ba0a76c5b2a1@suse.com> (raw)
In-Reply-To: <1592307754-8844-1-git-send-email-igor.druzhinin@citrix.com>

On 16.06.2020 13:42, Igor Druzhinin wrote:
> @@ -62,8 +62,11 @@ int main(int argc, char *argv[])
>  
>      ret = xc_microcode_update(xch, buf, len);
>      if ( ret )
> +    {
>          fprintf(stderr, "Failed to update microcode. (err: %s)\n",
>                  strerror(errno));
> +        return errno;

I think you need to latch errno, as fprintf() may in principle run
into another error.

Jan


  reply	other threads:[~2020-06-16 12:25 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-16 11:42 [PATCH for-4.14 v2] tools/xen-ucode: fix error code propagation of microcode load operation Igor Druzhinin
2020-06-16 12:25 ` Jan Beulich [this message]
2020-06-16 12:40   ` Igor Druzhinin

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=be06eb9d-680c-d356-5f44-ba0a76c5b2a1@suse.com \
    --to=jbeulich@suse.com \
    --cc=ian.jackson@eu.citrix.com \
    --cc=igor.druzhinin@citrix.com \
    --cc=wl@xen.org \
    --cc=xadimgnik@gmail.com \
    --cc=xen-devel@lists.xenproject.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).