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From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
To: Kevin Wolf <kwolf@redhat.com>
Cc: Markus Armbruster <armbru@redhat.com>,
	qemu-stable@nongnu.org, qemu-devel@nongnu.org,
	qemu-block@nongnu.org, mreitz@redhat.com
Subject: Re: [Qemu-devel] [PATCH for-4.0] hmp: Fix drive_add ... format=help crash
Date: Fri, 5 Apr 2019 17:11:59 +0100	[thread overview]
Message-ID: <20190405161158.GA3275@work-vm> (raw)
In-Reply-To: <20190405125140.GB4597@linux.fritz.box>

* Kevin Wolf (kwolf@redhat.com) wrote:
> Am 05.04.2019 um 13:45 hat Markus Armbruster geschrieben:
> > drive_new() returns null without setting an error when it provided
> > help.  add_init_drive() assumes null means failure, and crashes trying
> > to report a null error.
> > 
> > Fixes: c4f26c9f37ce511e5fe629c21c180dc6eb7c5a25
> > Cc: qemu-stable@nongnu.org
> > Signed-off-by: Markus Armbruster <armbru@redhat.com>
> 
> We should probably have a test case for this.

Perhaps just adding:

drive_add 0 format=help

to the hmp_cmds list in tests/test-hmp.c  ?

Dave

> Kevin
> 
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK

WARNING: multiple messages have this Message-ID (diff)
From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
To: Kevin Wolf <kwolf@redhat.com>
Cc: qemu-devel@nongnu.org, mreitz@redhat.com,
	Markus Armbruster <armbru@redhat.com>,
	qemu-block@nongnu.org, qemu-stable@nongnu.org
Subject: Re: [Qemu-devel] [PATCH for-4.0] hmp: Fix drive_add ... format=help crash
Date: Fri, 5 Apr 2019 17:11:59 +0100	[thread overview]
Message-ID: <20190405161158.GA3275@work-vm> (raw)
Message-ID: <20190405161159.eDIPnNjrHoBQHo6ou5GIA3_wiLvFwKyTeF5_Kxy9bGc@z> (raw)
In-Reply-To: <20190405125140.GB4597@linux.fritz.box>

* Kevin Wolf (kwolf@redhat.com) wrote:
> Am 05.04.2019 um 13:45 hat Markus Armbruster geschrieben:
> > drive_new() returns null without setting an error when it provided
> > help.  add_init_drive() assumes null means failure, and crashes trying
> > to report a null error.
> > 
> > Fixes: c4f26c9f37ce511e5fe629c21c180dc6eb7c5a25
> > Cc: qemu-stable@nongnu.org
> > Signed-off-by: Markus Armbruster <armbru@redhat.com>
> 
> We should probably have a test case for this.

Perhaps just adding:

drive_add 0 format=help

to the hmp_cmds list in tests/test-hmp.c  ?

Dave

> Kevin
> 
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK


  parent reply	other threads:[~2019-04-05 16:20 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-05 11:45 [Qemu-devel] [PATCH for-4.0] hmp: Fix drive_add ... format=help crash Markus Armbruster
2019-04-05 11:45 ` Markus Armbruster
2019-04-05 12:51 ` Kevin Wolf
2019-04-05 12:51   ` Kevin Wolf
2019-04-05 16:11   ` Dr. David Alan Gilbert [this message]
2019-04-05 16:11     ` Dr. David Alan Gilbert
2019-04-05 16:24     ` Kevin Wolf
2019-04-05 16:24       ` Kevin Wolf

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