On Fri, Jun 12, 2015 at 08:31:38AM +0200, Hannes Reinecke wrote:
> On 05/22/2015 11:15 AM, Johannes Thumshirn wrote:
> > In case pci_resource_start() or pci_resource_len() reutrn 0, mvsas_ioremap
> > returns without doing an iounmap() of mvi->regs_ex.
> >
> > Found by the cocinelle tool.
> >
> > Signed-off-by: Johannes Thumshirn <jthumshirn@xxxxxxx>
> > ---
> > drivers/scsi/mvsas/mv_init.c | 5 ++++-
> > 1 file changed, 4 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c
> > index 53030b0..04a3205 100644
> > --- a/drivers/scsi/mvsas/mv_init.c
> > +++ b/drivers/scsi/mvsas/mv_init.c
> > @@ -339,8 +339,11 @@ int mvs_ioremap(struct mvs_info *mvi, int bar, int bar_ex)
> >
> > res_start = pci_resource_start(pdev, bar);
> > res_len = pci_resource_len(pdev, bar);
> > - if (!res_start || !res_len)
> > + if (!res_start || !res_len) {
> > + iounmap(mvi->regs_ex);
> > + mvi->regs_ex = NULL;
> > goto err_out;
> > + }
> >
> > res_flag = pci_resource_flags(pdev, bar);
> > if (res_flag & IORESOURCE_CACHEABLE)
> >
> Reviewed-by: Hannes Reinecke <hare@xxxxxxx>
>
James, any update on this?
Do you intent to take it for 4.2?
Thank,
Johannes
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