From: Kumar amit mehta <gmate.amit@gmail.com>
To: Kent Overstreet <koverstreet-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
Cc: neilb-l3A5Bk7waGM@public.gmane.org,
linux-bcache-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-raid-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
kernel-janitors-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] md: bcache: io.c: fix a potential NULL pointer dereference
Date: Wed, 29 May 2013 00:01:13 +0000 [thread overview]
Message-ID: <20130529000113.GA6648@gmail.com> (raw)
In-Reply-To: <20130529002041.GC2291-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
On Tue, May 28, 2013 at 05:20:41PM -0700, Kent Overstreet wrote:
> On Tue, May 28, 2013 at 12:31:15AM -0700, Kumar Amit Mehta wrote:
> > bio_alloc_bioset returns NULL on failure. This fix adds a missing check
> > for potential NULL pointer dereferencing.
>
> Whoops, that's definitely a bug. Thanks, applied.
>
> How'd you find it?
Using smatch[1]
[1] http://smatch.sourceforge.net/
WARNING: multiple messages have this Message-ID (diff)
From: Kumar amit mehta <gmate.amit-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Kent Overstreet <koverstreet-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
Cc: neilb-l3A5Bk7waGM@public.gmane.org,
linux-bcache-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-raid-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
kernel-janitors-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] md: bcache: io.c: fix a potential NULL pointer dereference
Date: Tue, 28 May 2013 20:01:13 -0400 [thread overview]
Message-ID: <20130529000113.GA6648@gmail.com> (raw)
In-Reply-To: <20130529002041.GC2291-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
On Tue, May 28, 2013 at 05:20:41PM -0700, Kent Overstreet wrote:
> On Tue, May 28, 2013 at 12:31:15AM -0700, Kumar Amit Mehta wrote:
> > bio_alloc_bioset returns NULL on failure. This fix adds a missing check
> > for potential NULL pointer dereferencing.
>
> Whoops, that's definitely a bug. Thanks, applied.
>
> How'd you find it?
Using smatch[1]
[1] http://smatch.sourceforge.net/
WARNING: multiple messages have this Message-ID (diff)
From: Kumar amit mehta <gmate.amit@gmail.com>
To: Kent Overstreet <koverstreet@google.com>
Cc: neilb@suse.de, linux-bcache@vger.kernel.org,
linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org,
kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] md: bcache: io.c: fix a potential NULL pointer dereference
Date: Tue, 28 May 2013 20:01:13 -0400 [thread overview]
Message-ID: <20130529000113.GA6648@gmail.com> (raw)
In-Reply-To: <20130529002041.GC2291@google.com>
On Tue, May 28, 2013 at 05:20:41PM -0700, Kent Overstreet wrote:
> On Tue, May 28, 2013 at 12:31:15AM -0700, Kumar Amit Mehta wrote:
> > bio_alloc_bioset returns NULL on failure. This fix adds a missing check
> > for potential NULL pointer dereferencing.
>
> Whoops, that's definitely a bug. Thanks, applied.
>
> How'd you find it?
Using smatch[1]
[1] http://smatch.sourceforge.net/
next prev parent reply other threads:[~2013-05-29 0:01 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-28 7:31 [PATCH] md: bcache: io.c: fix a potential NULL pointer dereference Kumar Amit Mehta
2013-05-28 7:31 ` Kumar Amit Mehta
2013-05-28 7:31 ` Kumar Amit Mehta
[not found] ` <1369726275-5424-1-git-send-email-gmate.amit-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-05-29 0:20 ` Kent Overstreet
2013-05-29 0:20 ` Kent Overstreet
2013-05-29 0:20 ` Kent Overstreet
[not found] ` <20130529002041.GC2291-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2013-05-29 0:01 ` Kumar amit mehta [this message]
2013-05-29 0:01 ` Kumar amit mehta
2013-05-29 0:01 ` Kumar amit mehta
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