Re: [PATCH] drivers: mcb: fix memory leak in chameleon_parse_cells() error path

From: Greg Kroah-Hartman
Date: Mon Apr 07 2014 - 12:29:24 EST


On Mon, Apr 07, 2014 at 04:02:06PM +0200, Johannes Thumshirn wrote:
> On Fri, Apr 04, 2014 at 09:04:58PM +0200, Christoph Jaeger wrote:
> > chameleon_parse_cells() bails out if chameleon descriptor type is
> > invalid but does not free the storage 'header' points to.
> >
> > Signed-off-by: Christoph Jaeger <christophjaeger@xxxxxxxxx>
> > ---
> > drivers/mcb/mcb-parse.c | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/mcb/mcb-parse.c b/drivers/mcb/mcb-parse.c
> > index d1278b5..0049269 100644
> > --- a/drivers/mcb/mcb-parse.c
> > +++ b/drivers/mcb/mcb-parse.c
> > @@ -141,6 +141,7 @@ int chameleon_parse_cells(struct mcb_bus *bus, phys_addr_t mapbase,
> > default:
> > pr_err("Invalid chameleon descriptor type 0x%x\n",
> > dtype);
> > + kfree(header);
> > return -EINVAL;
> > }
> > num_cells++;
> > --
> > 1.9.0
> >
>
> *Doh*
>
> Thanks for the patch.
>
> @Greg, how should be the process here? Should I collect MCB related patches
> somewhere and forward them to you, or do you pick them up yourself?

Please collect them up and forward them on to me, that's what a
maintainer's job is :)

thanks,

greg k-h
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