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From: Stephen Hemminger <shemminger@vyatta.com>
To: Marcel Holtmann <marcel@holtmann.org>
Cc: vibi_sreenivasan@cms.com, netdev <netdev@vger.kernel.org>,
	Johannes Berg <johannes@sipsolutions.net>,
	Thomas Graf <tgraf@suug.ch>,
	linux-next <linux-next@vger.kernel.org>
Subject: Re: [PATCH] Fix Warnings from net/netlink/genetlink.c
Date: Tue, 11 Aug 2009 20:24:59 -0700	[thread overview]
Message-ID: <20090811202459.7f98e496@nehalam> (raw)
In-Reply-To: <1250035061.30166.42.camel@localhost.localdomain>

On Tue, 11 Aug 2009 16:57:41 -0700
Marcel Holtmann <marcel@holtmann.org> wrote:

> Hi Vibi,
> 
> > net/netlink/genetlink.c: In function `genl_register_mc_group':
> > net/netlink/genetlink.c:139: warning: 'err' might be used uninitialized in this function
> > 
> > Signed-off-by: vibi sreenivasan <vibi_sreenivasan@cms.com>
> > ---
> >  net/netlink/genetlink.c |    2 +-
> >  1 files changed, 1 insertions(+), 1 deletions(-)
> > 
> > diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
> > index 575c643..66f6ba0 100644
> > --- a/net/netlink/genetlink.c
> > +++ b/net/netlink/genetlink.c
> > @@ -136,7 +136,7 @@ int genl_register_mc_group(struct genl_family *family,
> >  {
> >         int id;
> >         unsigned long *new_groups;
> > -       int err;
> > +       int err = 0;
> >  
> >         BUG_ON(grp->name[0] == '\0');
> 
> this looks fishy. How does gcc thinks this variable is uninitialized. If
> I look at the code in Linus' tree, I don't see it.

Agreed, and the line numbers are off.

-- 

  reply	other threads:[~2009-08-12  3:24 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-11 10:07 [PATCH] Fix Warnings from net/netlink/genetlink.c vibi sreenivasan
2009-08-11 23:57 ` Marcel Holtmann
2009-08-12  3:24   ` Stephen Hemminger [this message]
2009-08-12  3:50     ` Stephen Rothwell
2009-08-12  4:03       ` Marcel Holtmann
     [not found] <1249975630.2400.7.camel@HunTEr>
2009-08-11  7:36 ` Johannes Berg
2009-08-11  9:15   ` vibi sreenivasan
2009-08-11  9:11     ` Johannes Berg

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